Home / 1,815,062.72-2,722,593.92-485,332.16

Finding the Fourth Proportional to 1,815,062.72, 2,722,593.92 and 485,332.16

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Solution

The fourth proportional to 1,815,062.72, 2,722,593.92 and 485,332.16 is: 727,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,062.72 : 2,722,593.92 = 485,332.16 : x
  2. Step 2: Convert to fraction form
    1,815,062.72/2,722,593.92 = 485,332.16/x
  3. Step 3: Cross multiply
    1,815,062.72x = 2,722,593.92 × 485,332.16
  4. Step 4: Simplify right side
    1,815,062.72x = 1,321,362,387,996.47
  5. Step 5: Solve for x
    x = 1,321,362,387,996.47/1,815,062.72
  6. Step 6: Final answer
    x = 727,998.20

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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.