Home / 3,125,122.20-4,687,683.30-881,260.20

Finding the Fourth Proportional to 3,125,122.20, 4,687,683.30 and 881,260.20

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Solution

The fourth proportional to 3,125,122.20, 4,687,683.30 and 881,260.20 is: 1,321,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,122.20 : 4,687,683.30 = 881,260.20 : x
  2. Step 2: Convert to fraction form
    3,125,122.20/4,687,683.30 = 881,260.20/x
  3. Step 3: Cross multiply
    3,125,122.20x = 4,687,683.30 × 881,260.20
  4. Step 4: Simplify right side
    3,125,122.20x = 4,131,068,722,494.66
  5. Step 5: Solve for x
    x = 4,131,068,722,494.66/3,125,122.20
  6. Step 6: Final answer
    x = 1,321,890.30

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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.