Home / 3,125,134.20-4,687,701.30-881,272.20

Finding the Fourth Proportional to 3,125,134.20, 4,687,701.30 and 881,272.20

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Solution

The fourth proportional to 3,125,134.20, 4,687,701.30 and 881,272.20 is: 1,321,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,134.20 : 4,687,701.30 = 881,272.20 : x
  2. Step 2: Convert to fraction form
    3,125,134.20/4,687,701.30 = 881,272.20/x
  3. Step 3: Cross multiply
    3,125,134.20x = 4,687,701.30 × 881,272.20
  4. Step 4: Simplify right side
    3,125,134.20x = 4,131,140,837,593.86
  5. Step 5: Solve for x
    x = 4,131,140,837,593.86/3,125,134.20
  6. Step 6: Final answer
    x = 1,321,908.30

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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.