Conversion formula

The conversion factor from kilometers to miles is 0.62137119223733, which means that 1 kilometer is equal to 0.62137119223733 miles:

1 km = 0.62137119223733 mi

To convert 1240 kilometers into miles we have to multiply 1240 by the conversion factor in order to get the length amount from kilometers to miles. We can also form a simple proportion to calculate the result:

1 km → 0.62137119223733 mi

1240 km → L_(mi)

Solve the above proportion to obtain the length L in miles:

L_(mi) = 1240 km × 0.62137119223733 mi

L_(mi) = 770.50027837429 mi

The final result is:

1240 km → 770.50027837429 mi

We conclude that 1240 kilometers is equivalent to 770.50027837429 miles:

1240 kilometers = 770.50027837429 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 0.0012978580645161 × 1240 kilometers.

Another way is saying that 1240 kilometers is equal to 1 ÷ 0.0012978580645161 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred forty kilometers is approximately seven hundred seventy point five miles:

1240 km ≅ 770.5 mi

An alternative is also that one mile is approximately zero point zero zero one times one thousand two hundred forty kilometers.

Conversion table

kilometers to miles chart

For quick reference purposes, below is the conversion table you can use to convert from kilometers to miles