Home / 2,485,842.20-3,729,200.70-889,332.20

Finding the Fourth Proportional to 2,485,842.20, 3,729,200.70 and 889,332.20

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Solution

The fourth proportional to 2,485,842.20, 3,729,200.70 and 889,332.20 is: 1,334,154.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,842.20 : 3,729,200.70 = 889,332.20 : x
  2. Step 2: Convert to fraction form
    2,485,842.20/3,729,200.70 = 889,332.20/x
  3. Step 3: Cross multiply
    2,485,842.20x = 3,729,200.70 × 889,332.20
  4. Step 4: Simplify right side
    2,485,842.20x = 3,316,498,262,772.54
  5. Step 5: Solve for x
    x = 3,316,498,262,772.54/2,485,842.20
  6. Step 6: Final answer
    x = 1,334,154.78

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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.