Finding the Fourth Proportional to 2,760,121.76, 3,788,617.96 and 2,451,570.08
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Solution
The fourth proportional to 2,760,121.76, 3,788,617.96 and 2,451,570.08 is: 3,365,091.56
Step by Step Solution
- Step 1: Write the proportion equation
2,760,121.76 : 3,788,617.96 = 2,451,570.08 : x - Step 2: Convert to fraction form
2,760,121.76/3,788,617.96 = 2,451,570.08/x - Step 3: Cross multiply
2,760,121.76x = 3,788,617.96 × 2,451,570.08 - Step 4: Simplify right side
2,760,121.76x = 9,288,062,435,286.64 - Step 5: Solve for x
x = 9,288,062,435,286.64/2,760,121.76 - Step 6: Final answer
x = 3,365,091.56
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.