Finding the Fourth Proportional to 3,454,456.03, 5,186,174.24 and 2,656,298.09
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Solution
The fourth proportional to 3,454,456.03, 5,186,174.24 and 2,656,298.09 is: 3,987,899.87
Step by Step Solution
- Step 1: Write the proportion equation
3,454,456.03 : 5,186,174.24 = 2,656,298.09 : x - Step 2: Convert to fraction form
3,454,456.03/5,186,174.24 = 2,656,298.09/x - Step 3: Cross multiply
3,454,456.03x = 5,186,174.24 × 2,656,298.09 - Step 4: Simplify right side
3,454,456.03x = 13,776,024,747,725.38 - Step 5: Solve for x
x = 13,776,024,747,725.38/3,454,456.03 - Step 6: Final answer
x = 3,987,899.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.