Home / 1,767,132.82-2,438,499.44-992,721.52

Finding the Fourth Proportional to 1,767,132.82, 2,438,499.44 and 992,721.52

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Solution

The fourth proportional to 1,767,132.82, 2,438,499.44 and 992,721.52 is: 1,369,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,132.82 : 2,438,499.44 = 992,721.52 : x
  2. Step 2: Convert to fraction form
    1,767,132.82/2,438,499.44 = 992,721.52/x
  3. Step 3: Cross multiply
    1,767,132.82x = 2,438,499.44 × 992,721.52
  4. Step 4: Simplify right side
    1,767,132.82x = 2,420,750,870,595.95
  5. Step 5: Solve for x
    x = 2,420,750,870,595.95/1,767,132.82
  6. Step 6: Final answer
    x = 1,369,874.89

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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.