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Unit Converter

Conversion formula

The conversion factor from feet per second to miles per hour is 0.68181818181818, which means that 1 foot per second is equal to 0.68181818181818 miles per hour:

1 ft/s = 0.68181818181818 mph

To convert 1220 feet per second into miles per hour we have to multiply 1220 by the conversion factor in order to get the velocity amount from feet per second to miles per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 0.68181818181818 mph

1220 ft/s → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 1220 ft/s × 0.68181818181818 mph

V(mph) = 831.81818181818 mph

The final result is:

1220 ft/s → 831.81818181818 mph

We conclude that 1220 feet per second is equivalent to 831.81818181818 miles per hour:

1220 feet per second = 831.81818181818 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.0012021857923497 × 1220 feet per second.

Another way is saying that 1220 feet per second is equal to 1 ÷ 0.0012021857923497 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred twenty feet per second is approximately eight hundred thirty-one point eight one eight miles per hour:

1220 ft/s ≅ 831.818 mph

An alternative is also that one mile per hour is approximately zero point zero zero one times one thousand two hundred twenty feet per second.

Conversion table

feet per second to miles per hour chart

For quick reference purposes, below is the conversion table you can use to convert from feet per second to miles per hour

feet per second (ft/s) miles per hour (mph)
1221 feet per second 832.5 miles per hour
1222 feet per second 833.182 miles per hour
1223 feet per second 833.864 miles per hour
1224 feet per second 834.545 miles per hour
1225 feet per second 835.227 miles per hour
1226 feet per second 835.909 miles per hour
1227 feet per second 836.591 miles per hour
1228 feet per second 837.273 miles per hour
1229 feet per second 837.955 miles per hour
1230 feet per second 838.636 miles per hour