Finding the Fourth Proportional to 4,756,691.16, 6,564,251.64 and 2,581,234.76
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Solution
The fourth proportional to 4,756,691.16, 6,564,251.64 and 2,581,234.76 is: 3,562,113.65
Step by Step Solution
- Step 1: Write the proportion equation
4,756,691.16 : 6,564,251.64 = 2,581,234.76 : x - Step 2: Convert to fraction form
4,756,691.16/6,564,251.64 = 2,581,234.76/x - Step 3: Cross multiply
4,756,691.16x = 6,564,251.64 × 2,581,234.76 - Step 4: Simplify right side
4,756,691.16x = 16,943,874,532,645.27 - Step 5: Solve for x
x = 16,943,874,532,645.27/4,756,691.16 - Step 6: Final answer
x = 3,562,113.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.