Conversion formula

The conversion factor from miles to kilometers is 1.609344, which means that 1 mile is equal to 1.609344 kilometers:

1 mi = 1.609344 km

To convert 1004 miles into kilometers we have to multiply 1004 by the conversion factor in order to get the length amount from miles to kilometers. We can also form a simple proportion to calculate the result:

1 mi → 1.609344 km

1004 mi → L_(km)

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

L_(km) = 1004 mi × 1.609344 km

L_(km) = 1615.781376 km

The final result is:

1004 mi → 1615.781376 km

We conclude that 1004 miles is equivalent to 1615.781376 kilometers:

1004 miles = 1615.781376 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.00061889560979814 × 1004 miles.

Another way is saying that 1004 miles is equal to 1 ÷ 0.00061889560979814 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand four miles is approximately one thousand six hundred fifteen point seven eight one kilometers:

1004 mi ≅ 1615.781 km

An alternative is also that one kilometer is approximately zero point zero zero one times one thousand four miles.

Conversion table

miles to kilometers chart

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