Finding the Fourth Proportional to 1,855,432.68, 2,541,311.85 and 1,746,490.92
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Solution
The fourth proportional to 1,855,432.68, 2,541,311.85 and 1,746,490.92 is: 2,392,098.68
Step by Step Solution
- Step 1: Write the proportion equation
1,855,432.68 : 2,541,311.85 = 1,746,490.92 : x - Step 2: Convert to fraction form
1,855,432.68/2,541,311.85 = 1,746,490.92/x - Step 3: Cross multiply
1,855,432.68x = 2,541,311.85 × 1,746,490.92 - Step 4: Simplify right side
1,855,432.68x = 4,438,378,070,913.40 - Step 5: Solve for x
x = 4,438,378,070,913.40/1,855,432.68 - Step 6: Final answer
x = 2,392,098.68
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.