Finding the Fourth Proportional to 2,553,698.92, 3,524,115.18 and 1,407,754.12
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Solution
The fourth proportional to 2,553,698.92, 3,524,115.18 and 1,407,754.12 is: 1,942,706.57
Step by Step Solution
- Step 1: Write the proportion equation
2,553,698.92 : 3,524,115.18 = 1,407,754.12 : x - Step 2: Convert to fraction form
2,553,698.92/3,524,115.18 = 1,407,754.12/x - Step 3: Cross multiply
2,553,698.92x = 3,524,115.18 × 1,407,754.12 - Step 4: Simplify right side
2,553,698.92x = 4,961,087,663,999.54 - Step 5: Solve for x
x = 4,961,087,663,999.54/2,553,698.92 - Step 6: Final answer
x = 1,942,706.57
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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.