Home / 3,557,521.72-5,336,185.68-998,757.84

Finding the Fourth Proportional to 3,557,521.72, 5,336,185.68 and 998,757.84

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Solution

The fourth proportional to 3,557,521.72, 5,336,185.68 and 998,757.84 is: 1,498,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,521.72 : 5,336,185.68 = 998,757.84 : x
  2. Step 2: Convert to fraction form
    3,557,521.72/5,336,185.68 = 998,757.84/x
  3. Step 3: Cross multiply
    3,557,521.72x = 5,336,185.68 × 998,757.84
  4. Step 4: Simplify right side
    3,557,521.72x = 5,329,557,283,595.73
  5. Step 5: Solve for x
    x = 5,329,557,283,595.73/3,557,521.72
  6. Step 6: Final answer
    x = 1,498,109.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.