Finding the Fourth Proportional to 1,459,448.12, 2,189,124.30 and 660,729.80
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Solution
The fourth proportional to 1,459,448.12, 2,189,124.30 and 660,729.80 is: 991,073.02
Step by Step Solution
- Step 1: Write the proportion equation
1,459,448.12 : 2,189,124.30 = 660,729.80 : x - Step 2: Convert to fraction form
1,459,448.12/2,189,124.30 = 660,729.80/x - Step 3: Cross multiply
1,459,448.12x = 2,189,124.30 × 660,729.80 - Step 4: Simplify right side
1,459,448.12x = 1,446,419,660,914.14 - Step 5: Solve for x
x = 1,446,419,660,914.14/1,459,448.12 - Step 6: Final answer
x = 991,073.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.