Finding the Fourth Proportional to 4,002,637.05, 5,523,572.79 and 2,167,080.66
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Solution
The fourth proportional to 4,002,637.05, 5,523,572.79 and 2,167,080.66 is: 2,990,535.39
Step by Step Solution
- Step 1: Write the proportion equation
4,002,637.05 : 5,523,572.79 = 2,167,080.66 : x - Step 2: Convert to fraction form
4,002,637.05/5,523,572.79 = 2,167,080.66/x - Step 3: Cross multiply
4,002,637.05x = 5,523,572.79 × 2,167,080.66 - Step 4: Simplify right side
4,002,637.05x = 11,970,027,767,311.24 - Step 5: Solve for x
x = 11,970,027,767,311.24/4,002,637.05 - Step 6: Final answer
x = 2,990,535.39
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1.5x scale
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.