Conversion formula

The conversion factor from cubic feet to gallons is 7.4805194805226, which means that 1 cubic foot is equal to 7.4805194805226 gallons:

1 ft3 = 7.4805194805226 gal

To convert 1389 cubic feet into gallons we have to multiply 1389 by the conversion factor in order to get the volume amount from cubic feet to gallons. We can also form a simple proportion to calculate the result:

1 ft3 → 7.4805194805226 gal

1389 ft3 → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 1389 ft3 × 7.4805194805226 gal

V_(gal) = 10390.441558446 gal

The final result is:

1389 ft3 → 10390.441558446 gal

We conclude that 1389 cubic feet is equivalent to 10390.441558446 gallons:

1389 cubic feet = 10390.441558446 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 9.6242300615911E-5 × 1389 cubic feet.

Another way is saying that 1389 cubic feet is equal to 1 ÷ 9.6242300615911E-5 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand three hundred eighty-nine cubic feet is approximately ten thousand three hundred ninety point four four two gallons:

1389 ft3 ≅ 10390.442 gal

An alternative is also that one gallon is approximately zero times one thousand three hundred eighty-nine cubic feet.

Conversion table

cubic feet to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from cubic feet to gallons