Finding the Fourth Proportional to 3,425,326.06, 4,726,746.72 and 1,876,278.06
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Solution
The fourth proportional to 3,425,326.06, 4,726,746.72 and 1,876,278.06 is: 2,589,152.39
Step by Step Solution
- Step 1: Write the proportion equation
3,425,326.06 : 4,726,746.72 = 1,876,278.06 : x - Step 2: Convert to fraction form
3,425,326.06/4,726,746.72 = 1,876,278.06/x - Step 3: Cross multiply
3,425,326.06x = 4,726,746.72 × 1,876,278.06 - Step 4: Simplify right side
3,425,326.06x = 8,868,691,165,912.96 - Step 5: Solve for x
x = 8,868,691,165,912.96/3,425,326.06 - Step 6: Final answer
x = 2,589,152.39
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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.