Home / 3,954,687.20-5,930,864.40-1,557,735.20

Finding the Fourth Proportional to 3,954,687.20, 5,930,864.40 and 1,557,735.20

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Solution

The fourth proportional to 3,954,687.20, 5,930,864.40 and 1,557,735.20 is: 2,336,143.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,687.20 : 5,930,864.40 = 1,557,735.20 : x
  2. Step 2: Convert to fraction form
    3,954,687.20/5,930,864.40 = 1,557,735.20/x
  3. Step 3: Cross multiply
    3,954,687.20x = 5,930,864.40 × 1,557,735.20
  4. Step 4: Simplify right side
    3,954,687.20x = 9,238,716,242,306.88
  5. Step 5: Solve for x
    x = 9,238,716,242,306.88/3,954,687.20
  6. Step 6: Final answer
    x = 2,336,143.36

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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.