Finding the Fourth Proportional to 6,451,572.24, 8,902,149.38 and 3,697,729.18
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Solution
The fourth proportional to 6,451,572.24, 8,902,149.38 and 3,697,729.18 is: 5,102,281.47
Step by Step Solution
- Step 1: Write the proportion equation
6,451,572.24 : 8,902,149.38 = 3,697,729.18 : x - Step 2: Convert to fraction form
6,451,572.24/8,902,149.38 = 3,697,729.18/x - Step 3: Cross multiply
6,451,572.24x = 8,902,149.38 × 3,697,729.18 - Step 4: Simplify right side
6,451,572.24x = 32,917,737,500,267.38 - Step 5: Solve for x
x = 32,917,737,500,267.38/6,451,572.24 - Step 6: Final answer
x = 5,102,281.47
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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.