Finding the Fourth Proportional to 4,306,278.12, 6,466,788.51 and 2,876,151.66
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Solution
The fourth proportional to 4,306,278.12, 6,466,788.51 and 2,876,151.66 is: 4,319,150.78
Step by Step Solution
- Step 1: Write the proportion equation
4,306,278.12 : 6,466,788.51 = 2,876,151.66 : x - Step 2: Convert to fraction form
4,306,278.12/6,466,788.51 = 2,876,151.66/x - Step 3: Cross multiply
4,306,278.12x = 6,466,788.51 × 2,876,151.66 - Step 4: Simplify right side
4,306,278.12x = 18,599,464,507,905.43 - Step 5: Solve for x
x = 18,599,464,507,905.43/4,306,278.12 - Step 6: Final answer
x = 4,319,150.78
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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.