Finding the Fourth Proportional to 5,134,874.52, 7,086,348.24 and 2,843,035.14
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Solution
The fourth proportional to 5,134,874.52, 7,086,348.24 and 2,843,035.14 is: 3,923,511.08
Step by Step Solution
- Step 1: Write the proportion equation
5,134,874.52 : 7,086,348.24 = 2,843,035.14 : x - Step 2: Convert to fraction form
5,134,874.52/7,086,348.24 = 2,843,035.14/x - Step 3: Cross multiply
5,134,874.52x = 7,086,348.24 × 2,843,035.14 - Step 4: Simplify right side
5,134,874.52x = 20,146,737,060,597.16 - Step 5: Solve for x
x = 20,146,737,060,597.16/5,134,874.52 - Step 6: Final answer
x = 3,923,511.08
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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.