Home / 2,188,761.60-3,281,392.80-925,550.40

Finding the Fourth Proportional to 2,188,761.60, 3,281,392.80 and 925,550.40

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Solution

The fourth proportional to 2,188,761.60, 3,281,392.80 and 925,550.40 is: 1,387,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,761.60 : 3,281,392.80 = 925,550.40 : x
  2. Step 2: Convert to fraction form
    2,188,761.60/3,281,392.80 = 925,550.40/x
  3. Step 3: Cross multiply
    2,188,761.60x = 3,281,392.80 × 925,550.40
  4. Step 4: Simplify right side
    2,188,761.60x = 3,037,094,418,597.12
  5. Step 5: Solve for x
    x = 3,037,094,418,597.12/2,188,761.60
  6. Step 6: Final answer
    x = 1,387,585.76

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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.