Home / 2,720,358.80-4,080,538.20-827,097.20

Finding the Fourth Proportional to 2,720,358.80, 4,080,538.20 and 827,097.20

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Solution

The fourth proportional to 2,720,358.80, 4,080,538.20 and 827,097.20 is: 1,240,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,358.80 : 4,080,538.20 = 827,097.20 : x
  2. Step 2: Convert to fraction form
    2,720,358.80/4,080,538.20 = 827,097.20/x
  3. Step 3: Cross multiply
    2,720,358.80x = 4,080,538.20 × 827,097.20
  4. Step 4: Simplify right side
    2,720,358.80x = 3,375,001,719,713.04
  5. Step 5: Solve for x
    x = 3,375,001,719,713.04/2,720,358.80
  6. Step 6: Final answer
    x = 1,240,645.80

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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.