Finding the Fourth Proportional to 3,759,132.72, 5,187,652.92 and 2,040,273.84
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Solution
The fourth proportional to 3,759,132.72, 5,187,652.92 and 2,040,273.84 is: 2,815,604.91
Step by Step Solution
- Step 1: Write the proportion equation
3,759,132.72 : 5,187,652.92 = 2,040,273.84 : x - Step 2: Convert to fraction form
3,759,132.72/5,187,652.92 = 2,040,273.84/x - Step 3: Cross multiply
3,759,132.72x = 5,187,652.92 × 2,040,273.84 - Step 4: Simplify right side
3,759,132.72x = 10,584,232,543,675.61 - Step 5: Solve for x
x = 10,584,232,543,675.61/3,759,132.72 - Step 6: Final answer
x = 2,815,604.91
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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.