Conversion formula

The conversion factor from fluid ounces to gallons is 0.0078125, which means that 1 fluid ounce is equal to 0.0078125 gallons:

1 fl oz = 0.0078125 gal

To convert 1278 fluid ounces into gallons we have to multiply 1278 by the conversion factor in order to get the volume amount from fluid ounces to gallons. We can also form a simple proportion to calculate the result:

1 fl oz → 0.0078125 gal

1278 fl oz → V_(gal)

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

V_(gal) = 1278 fl oz × 0.0078125 gal

V_(gal) = 9.984375 gal

The final result is:

1278 fl oz → 9.984375 gal

We conclude that 1278 fluid ounces is equivalent to 9.984375 gallons:

1278 fluid ounces = 9.984375 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.10015649452269 × 1278 fluid ounces.

Another way is saying that 1278 fluid ounces is equal to 1 ÷ 0.10015649452269 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand two hundred seventy-eight fluid ounces is approximately nine point nine eight four gallons:

1278 fl oz ≅ 9.984 gal

An alternative is also that one gallon is approximately zero point one times one thousand two hundred seventy-eight fluid ounces.

Conversion table

fluid ounces to gallons chart

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