Finding the Fourth Proportional to 3,962,765.12, 5,468,523.33 and 2,331,277.53
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Solution
The fourth proportional to 3,962,765.12, 5,468,523.33 and 2,331,277.53 is: 3,217,108.56
Step by Step Solution
- Step 1: Write the proportion equation
3,962,765.12 : 5,468,523.33 = 2,331,277.53 : x - Step 2: Convert to fraction form
3,962,765.12/5,468,523.33 = 2,331,277.53/x - Step 3: Cross multiply
3,962,765.12x = 5,468,523.33 × 2,331,277.53 - Step 4: Simplify right side
3,962,765.12x = 12,748,645,561,509.77 - Step 5: Solve for x
x = 12,748,645,561,509.77/3,962,765.12 - Step 6: Final answer
x = 3,217,108.56
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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.