Home / 1,107,910.35-1,661,920.20-576,469.35

Finding the Fourth Proportional to 1,107,910.35, 1,661,920.20 and 576,469.35

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Solution

The fourth proportional to 1,107,910.35, 1,661,920.20 and 576,469.35 is: 864,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,910.35 : 1,661,920.20 = 576,469.35 : x
  2. Step 2: Convert to fraction form
    1,107,910.35/1,661,920.20 = 576,469.35/x
  3. Step 3: Cross multiply
    1,107,910.35x = 1,661,920.20 × 576,469.35
  4. Step 4: Simplify right side
    1,107,910.35x = 958,046,057,445.87
  5. Step 5: Solve for x
    x = 958,046,057,445.87/1,107,910.35
  6. Step 6: Final answer
    x = 864,732.47

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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.