Home / 1,449,355.67-2,174,147.53-384,397.73

Finding the Fourth Proportional to 1,449,355.67, 2,174,147.53 and 384,397.73

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Solution

The fourth proportional to 1,449,355.67, 2,174,147.53 and 384,397.73 is: 576,626.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,355.67 : 2,174,147.53 = 384,397.73 : x
  2. Step 2: Convert to fraction form
    1,449,355.67/2,174,147.53 = 384,397.73/x
  3. Step 3: Cross multiply
    1,449,355.67x = 2,174,147.53 × 384,397.73
  4. Step 4: Simplify right side
    1,449,355.67x = 835,737,375,217.11
  5. Step 5: Solve for x
    x = 835,737,375,217.11/1,449,355.67
  6. Step 6: Final answer
    x = 576,626.84

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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.