Home / 1,029,819.60-1,421,073.48-577,023.12

Finding the Fourth Proportional to 1,029,819.60, 1,421,073.48 and 577,023.12

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Solution

The fourth proportional to 1,029,819.60, 1,421,073.48 and 577,023.12 is: 796,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,819.60 : 1,421,073.48 = 577,023.12 : x
  2. Step 2: Convert to fraction form
    1,029,819.60/1,421,073.48 = 577,023.12/x
  3. Step 3: Cross multiply
    1,029,819.60x = 1,421,073.48 × 577,023.12
  4. Step 4: Simplify right side
    1,029,819.60x = 819,992,253,178.86
  5. Step 5: Solve for x
    x = 819,992,253,178.86/1,029,819.60
  6. Step 6: Final answer
    x = 796,248.44

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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.