Conversion formula

The conversion factor from teaspoons to cubic inches is 0.30078124999914, which means that 1 teaspoon is equal to 0.30078124999914 cubic inches:

1 tsp = 0.30078124999914 in3

To convert 1426 teaspoons into cubic inches we have to multiply 1426 by the conversion factor in order to get the volume amount from teaspoons to cubic inches. We can also form a simple proportion to calculate the result:

1 tsp → 0.30078124999914 in3

1426 tsp → V_(in3)

Solve the above proportion to obtain the volume V in cubic inches:

V_(in3) = 1426 tsp × 0.30078124999914 in3

V_(in3) = 428.91406249877 in3

The final result is:

1426 tsp → 428.91406249877 in3

We conclude that 1426 teaspoons is equivalent to 428.91406249877 cubic inches:

1426 teaspoons = 428.91406249877 cubic inches

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic inch is equal to 0.0023314693721493 × 1426 teaspoons.

Another way is saying that 1426 teaspoons is equal to 1 ÷ 0.0023314693721493 cubic inches.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand four hundred twenty-six teaspoons is approximately four hundred twenty-eight point nine one four cubic inches:

1426 tsp ≅ 428.914 in3

An alternative is also that one cubic inch is approximately zero point zero zero two times one thousand four hundred twenty-six teaspoons.

Conversion table

teaspoons to cubic inches chart

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