Home / 1,775,187.90-2,662,781.85-577,149.30

Finding the Fourth Proportional to 1,775,187.90, 2,662,781.85 and 577,149.30

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Solution

The fourth proportional to 1,775,187.90, 2,662,781.85 and 577,149.30 is: 865,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,187.90 : 2,662,781.85 = 577,149.30 : x
  2. Step 2: Convert to fraction form
    1,775,187.90/2,662,781.85 = 577,149.30/x
  3. Step 3: Cross multiply
    1,775,187.90x = 2,662,781.85 × 577,149.30
  4. Step 4: Simplify right side
    1,775,187.90x = 1,536,822,680,780.21
  5. Step 5: Solve for x
    x = 1,536,822,680,780.21/1,775,187.90
  6. Step 6: Final answer
    x = 865,723.95

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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.