Finding the Fourth Proportional to 3,703,311.92, 5,110,451.84 and 2,071,684.17
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Solution
The fourth proportional to 3,703,311.92, 5,110,451.84 and 2,071,684.17 is: 2,858,857.80
Step by Step Solution
- Step 1: Write the proportion equation
3,703,311.92 : 5,110,451.84 = 2,071,684.17 : x - Step 2: Convert to fraction form
3,703,311.92/5,110,451.84 = 2,071,684.17/x - Step 3: Cross multiply
3,703,311.92x = 5,110,451.84 × 2,071,684.17 - Step 4: Simplify right side
3,703,311.92x = 10,587,242,168,116.95 - Step 5: Solve for x
x = 10,587,242,168,116.95/3,703,311.92 - Step 6: Final answer
x = 2,858,857.80
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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.