Home / 1,236,122.13-1,854,472.37-383,149.11

Finding the Fourth Proportional to 1,236,122.13, 1,854,472.37 and 383,149.11

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Solution

The fourth proportional to 1,236,122.13, 1,854,472.37 and 383,149.11 is: 574,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,122.13 : 1,854,472.37 = 383,149.11 : x
  2. Step 2: Convert to fraction form
    1,236,122.13/1,854,472.37 = 383,149.11/x
  3. Step 3: Cross multiply
    1,236,122.13x = 1,854,472.37 × 383,149.11
  4. Step 4: Simplify right side
    1,236,122.13x = 710,539,436,169.35
  5. Step 5: Solve for x
    x = 710,539,436,169.35/1,236,122.13
  6. Step 6: Final answer
    x = 574,813.30

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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.