Home / 1,170,092.55-1,755,138.83-727,724.55

Finding the Fourth Proportional to 1,170,092.55, 1,755,138.83 and 727,724.55

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Solution

The fourth proportional to 1,170,092.55, 1,755,138.83 and 727,724.55 is: 1,091,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,092.55 : 1,755,138.83 = 727,724.55 : x
  2. Step 2: Convert to fraction form
    1,170,092.55/1,755,138.83 = 727,724.55/x
  3. Step 3: Cross multiply
    1,170,092.55x = 1,755,138.83 × 727,724.55
  4. Step 4: Simplify right side
    1,170,092.55x = 1,277,257,611,610.65
  5. Step 5: Solve for x
    x = 1,277,257,611,610.65/1,170,092.55
  6. Step 6: Final answer
    x = 1,091,586.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.