Finding the Fourth Proportional to 4,972,083.05, 6,861,545.47 and 2,934,892.55
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Solution
The fourth proportional to 4,972,083.05, 6,861,545.47 and 2,934,892.55 is: 4,050,193.55
Step by Step Solution
- Step 1: Write the proportion equation
4,972,083.05 : 6,861,545.47 = 2,934,892.55 : x - Step 2: Convert to fraction form
4,972,083.05/6,861,545.47 = 2,934,892.55/x - Step 3: Cross multiply
4,972,083.05x = 6,861,545.47 × 2,934,892.55 - Step 4: Simplify right side
4,972,083.05x = 20,137,898,702,211.73 - Step 5: Solve for x
x = 20,137,898,702,211.73/4,972,083.05 - Step 6: Final answer
x = 4,050,193.55
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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.