Finding the Fourth Proportional to 5,412,480.04, 8,121,387.54 and 2,534,041.72
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Solution
The fourth proportional to 5,412,480.04, 8,121,387.54 and 2,534,041.72 is: 3,802,311.45
Step by Step Solution
- Step 1: Write the proportion equation
5,412,480.04 : 8,121,387.54 = 2,534,041.72 : x - Step 2: Convert to fraction form
5,412,480.04/8,121,387.54 = 2,534,041.72/x - Step 3: Cross multiply
5,412,480.04x = 8,121,387.54 × 2,534,041.72 - Step 4: Simplify right side
5,412,480.04x = 20,579,934,850,648.17 - Step 5: Solve for x
x = 20,579,934,850,648.17/5,412,480.04 - Step 6: Final answer
x = 3,802,311.45
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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.