Finding the Fourth Proportional to 3,798,472.73, 5,241,907.77 and 2,079,753.17
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Solution
The fourth proportional to 3,798,472.73, 5,241,907.77 and 2,079,753.17 is: 2,870,067.81
Step by Step Solution
- Step 1: Write the proportion equation
3,798,472.73 : 5,241,907.77 = 2,079,753.17 : x - Step 2: Convert to fraction form
3,798,472.73/5,241,907.77 = 2,079,753.17/x - Step 3: Cross multiply
3,798,472.73x = 5,241,907.77 × 2,079,753.17 - Step 4: Simplify right side
3,798,472.73x = 10,901,874,301,505.13 - Step 5: Solve for x
x = 10,901,874,301,505.13/3,798,472.73 - Step 6: Final answer
x = 2,870,067.81
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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.