Home / 1,329,303.80-1,834,429.92-725,691.80

Finding the Fourth Proportional to 1,329,303.80, 1,834,429.92 and 725,691.80

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Solution

The fourth proportional to 1,329,303.80, 1,834,429.92 and 725,691.80 is: 1,001,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,303.80 : 1,834,429.92 = 725,691.80 : x
  2. Step 2: Convert to fraction form
    1,329,303.80/1,834,429.92 = 725,691.80/x
  3. Step 3: Cross multiply
    1,329,303.80x = 1,834,429.92 × 725,691.80
  4. Step 4: Simplify right side
    1,329,303.80x = 1,331,230,752,483.39
  5. Step 5: Solve for x
    x = 1,331,230,752,483.39/1,329,303.80
  6. Step 6: Final answer
    x = 1,001,449.59

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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.