Home / 1,013,229.20-1,519,462.19-413,869.91

Finding the Fourth Proportional to 1,013,229.20, 1,519,462.19 and 413,869.91

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Solution

The fourth proportional to 1,013,229.20, 1,519,462.19 and 413,869.91 is: 620,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,229.20 : 1,519,462.19 = 413,869.91 : x
  2. Step 2: Convert to fraction form
    1,013,229.20/1,519,462.19 = 413,869.91/x
  3. Step 3: Cross multiply
    1,013,229.20x = 1,519,462.19 × 413,869.91
  4. Step 4: Simplify right side
    1,013,229.20x = 628,859,673,261.07
  5. Step 5: Solve for x
    x = 628,859,673,261.07/1,013,229.20
  6. Step 6: Final answer
    x = 620,648.98

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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.