Home / 1,023,995.82-1,536,679.40-424,957.54

Finding the Fourth Proportional to 1,023,995.82, 1,536,679.40 and 424,957.54

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Solution

The fourth proportional to 1,023,995.82, 1,536,679.40 and 424,957.54 is: 637,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,995.82 : 1,536,679.40 = 424,957.54 : x
  2. Step 2: Convert to fraction form
    1,023,995.82/1,536,679.40 = 424,957.54/x
  3. Step 3: Cross multiply
    1,023,995.82x = 1,536,679.40 × 424,957.54
  4. Step 4: Simplify right side
    1,023,995.82x = 653,023,496,897.85
  5. Step 5: Solve for x
    x = 653,023,496,897.85/1,023,995.82
  6. Step 6: Final answer
    x = 637,720.86

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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.