Finding the Fourth Proportional to 3,425,326.56, 4,726,747.41 and 1,876,278.55
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Solution
The fourth proportional to 3,425,326.56, 4,726,747.41 and 1,876,278.55 is: 2,589,153.07
Step by Step Solution
- Step 1: Write the proportion equation
3,425,326.56 : 4,726,747.41 = 1,876,278.55 : x - Step 2: Convert to fraction form
3,425,326.56/4,726,747.41 = 1,876,278.55/x - Step 3: Cross multiply
3,425,326.56x = 4,726,747.41 × 1,876,278.55 - Step 4: Simplify right side
3,425,326.56x = 8,868,694,776,651.06 - Step 5: Solve for x
x = 8,868,694,776,651.06/3,425,326.56 - Step 6: Final answer
x = 2,589,153.07
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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.