Home / 1,126,074.12-1,553,982.50-616,794.72

Finding the Fourth Proportional to 1,126,074.12, 1,553,982.50 and 616,794.72

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Solution

The fourth proportional to 1,126,074.12, 1,553,982.50 and 616,794.72 is: 851,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,074.12 : 1,553,982.50 = 616,794.72 : x
  2. Step 2: Convert to fraction form
    1,126,074.12/1,553,982.50 = 616,794.72/x
  3. Step 3: Cross multiply
    1,126,074.12x = 1,553,982.50 × 616,794.72
  4. Step 4: Simplify right side
    1,126,074.12x = 958,488,200,972.40
  5. Step 5: Solve for x
    x = 958,488,200,972.40/1,126,074.12
  6. Step 6: Final answer
    x = 851,176.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.