Home / 2,694,815.20-4,042,287.60-801,618.40

Finding the Fourth Proportional to 2,694,815.20, 4,042,287.60 and 801,618.40

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Solution

The fourth proportional to 2,694,815.20, 4,042,287.60 and 801,618.40 is: 1,202,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,815.20 : 4,042,287.60 = 801,618.40 : x
  2. Step 2: Convert to fraction form
    2,694,815.20/4,042,287.60 = 801,618.40/x
  3. Step 3: Cross multiply
    2,694,815.20x = 4,042,287.60 × 801,618.40
  4. Step 4: Simplify right side
    2,694,815.20x = 3,240,372,118,251.84
  5. Step 5: Solve for x
    x = 3,240,372,118,251.84/2,694,815.20
  6. Step 6: Final answer
    x = 1,202,446.88

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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.