Finding the Fourth Proportional to 6,172,589.68, 9,264,860.49 and 2,979,956.05
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Solution
The fourth proportional to 6,172,589.68, 9,264,860.49 and 2,979,956.05 is: 4,472,819.10
Step by Step Solution
- Step 1: Write the proportion equation
6,172,589.68 : 9,264,860.49 = 2,979,956.05 : x - Step 2: Convert to fraction form
6,172,589.68/9,264,860.49 = 2,979,956.05/x - Step 3: Cross multiply
6,172,589.68x = 9,264,860.49 × 2,979,956.05 - Step 4: Simplify right side
6,172,589.68x = 27,608,877,023,257.16 - Step 5: Solve for x
x = 27,608,877,023,257.16/6,172,589.68 - Step 6: Final answer
x = 4,472,819.10
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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.