Finding the Fourth Proportional to 3,759,201.43, 5,187,703.02 and 2,040,321.49
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Solution
The fourth proportional to 3,759,201.43, 5,187,703.02 and 2,040,321.49 is: 2,815,646.40
Step by Step Solution
- Step 1: Write the proportion equation
3,759,201.43 : 5,187,703.02 = 2,040,321.49 : x - Step 2: Convert to fraction form
3,759,201.43/5,187,703.02 = 2,040,321.49/x - Step 3: Cross multiply
3,759,201.43x = 5,187,703.02 × 2,040,321.49 - Step 4: Simplify right side
3,759,201.43x = 10,584,581,955,443.90 - Step 5: Solve for x
x = 10,584,581,955,443.90/3,759,201.43 - Step 6: Final answer
x = 2,815,646.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.