Home / 1,489,819.52-2,055,952.59-836,354.72

Finding the Fourth Proportional to 1,489,819.52, 2,055,952.59 and 836,354.72

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Solution

The fourth proportional to 1,489,819.52, 2,055,952.59 and 836,354.72 is: 1,154,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,819.52 : 2,055,952.59 = 836,354.72 : x
  2. Step 2: Convert to fraction form
    1,489,819.52/2,055,952.59 = 836,354.72/x
  3. Step 3: Cross multiply
    1,489,819.52x = 2,055,952.59 × 836,354.72
  4. Step 4: Simplify right side
    1,489,819.52x = 1,719,505,652,742.73
  5. Step 5: Solve for x
    x = 1,719,505,652,742.73/1,489,819.52
  6. Step 6: Final answer
    x = 1,154,170.44

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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.