Finding the Fourth Proportional to 3,762,841.55, 5,192,634.17 and 2,192,873.28
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Solution
The fourth proportional to 3,762,841.55, 5,192,634.17 and 2,192,873.28 is: 3,026,114.33
Step by Step Solution
- Step 1: Write the proportion equation
3,762,841.55 : 5,192,634.17 = 2,192,873.28 : x - Step 2: Convert to fraction form
3,762,841.55/5,192,634.17 = 2,192,873.28/x - Step 3: Cross multiply
3,762,841.55x = 5,192,634.17 × 2,192,873.28 - Step 4: Simplify right side
3,762,841.55x = 11,386,788,713,243.61 - Step 5: Solve for x
x = 11,386,788,713,243.61/3,762,841.55 - Step 6: Final answer
x = 3,026,114.33
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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.