Finding the Fourth Proportional to 4,871,086.92, 6,722,113 and 2,695,780.08
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Solution
The fourth proportional to 4,871,086.92, 6,722,113 and 2,695,780.08 is: 3,720,183.73
Step by Step Solution
- Step 1: Write the proportion equation
4,871,086.92 : 6,722,113 = 2,695,780.08 : x - Step 2: Convert to fraction form
4,871,086.92/6,722,113 = 2,695,780.08/x - Step 3: Cross multiply
4,871,086.92x = 6,722,113 × 2,695,780.08 - Step 4: Simplify right side
4,871,086.92x = 18,121,338,320,909.04 - Step 5: Solve for x
x = 18,121,338,320,909.04/4,871,086.92 - Step 6: Final answer
x = 3,720,183.73
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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.