Home / 1,472,209.98-2,031,721.83-827,832.30

Finding the Fourth Proportional to 1,472,209.98, 2,031,721.83 and 827,832.30

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Solution

The fourth proportional to 1,472,209.98, 2,031,721.83 and 827,832.30 is: 1,142,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,209.98 : 2,031,721.83 = 827,832.30 : x
  2. Step 2: Convert to fraction form
    1,472,209.98/2,031,721.83 = 827,832.30/x
  3. Step 3: Cross multiply
    1,472,209.98x = 2,031,721.83 × 827,832.30
  4. Step 4: Simplify right side
    1,472,209.98x = 1,681,924,955,489.11
  5. Step 5: Solve for x
    x = 1,681,924,955,489.11/1,472,209.98
  6. Step 6: Final answer
    x = 1,142,449.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.