Home / 3,125,147.70-4,687,721.55-881,285.70

Finding the Fourth Proportional to 3,125,147.70, 4,687,721.55 and 881,285.70

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Solution

The fourth proportional to 3,125,147.70, 4,687,721.55 and 881,285.70 is: 1,321,928.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,147.70 : 4,687,721.55 = 881,285.70 : x
  2. Step 2: Convert to fraction form
    3,125,147.70/4,687,721.55 = 881,285.70/x
  3. Step 3: Cross multiply
    3,125,147.70x = 4,687,721.55 × 881,285.70
  4. Step 4: Simplify right side
    3,125,147.70x = 4,131,221,967,596.83
  5. Step 5: Solve for x
    x = 4,131,221,967,596.83/3,125,147.70
  6. Step 6: Final answer
    x = 1,321,928.55

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Similar ratio
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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.