Finding the Fourth Proportional to 2,491,375.43, 3,438,097.99 and 1,345,455.68
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Solution
The fourth proportional to 2,491,375.43, 3,438,097.99 and 1,345,455.68 is: 1,856,728.77
Step by Step Solution
- Step 1: Write the proportion equation
2,491,375.43 : 3,438,097.99 = 1,345,455.68 : x - Step 2: Convert to fraction form
2,491,375.43/3,438,097.99 = 1,345,455.68/x - Step 3: Cross multiply
2,491,375.43x = 3,438,097.99 × 1,345,455.68 - Step 4: Simplify right side
2,491,375.43x = 4,625,808,448,487.95 - Step 5: Solve for x
x = 4,625,808,448,487.95/2,491,375.43 - Step 6: Final answer
x = 1,856,728.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.