Finding the Fourth Proportional to 5,414,474.29, 7,469,179.45 and 3,671,554.21
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Solution
The fourth proportional to 5,414,474.29, 7,469,179.45 and 3,671,554.21 is: 5,064,849.47
Step by Step Solution
- Step 1: Write the proportion equation
5,414,474.29 : 7,469,179.45 = 3,671,554.21 : x - Step 2: Convert to fraction form
5,414,474.29/7,469,179.45 = 3,671,554.21/x - Step 3: Cross multiply
5,414,474.29x = 7,469,179.45 × 3,671,554.21 - Step 4: Simplify right side
5,414,474.29x = 27,423,497,254,892.98 - Step 5: Solve for x
x = 27,423,497,254,892.98/5,414,474.29 - Step 6: Final answer
x = 5,064,849.47
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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.