Finding the Fourth Proportional to 1,524,387.60, 2,102,688.72 and 979,585.92
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Solution
The fourth proportional to 1,524,387.60, 2,102,688.72 and 979,585.92 is: 1,351,207.70
Step by Step Solution
- Step 1: Write the proportion equation
1,524,387.60 : 2,102,688.72 = 979,585.92 : x - Step 2: Convert to fraction form
1,524,387.60/2,102,688.72 = 979,585.92/x - Step 3: Cross multiply
1,524,387.60x = 2,102,688.72 × 979,585.92 - Step 4: Simplify right side
1,524,387.60x = 2,059,764,264,254.82 - Step 5: Solve for x
x = 2,059,764,264,254.82/1,524,387.60 - Step 6: Final answer
x = 1,351,207.70
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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.