Home / 1,278,755-1,918,115.82-367,961.24

Finding the Fourth Proportional to 1,278,755, 1,918,115.82 and 367,961.24

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Solution

The fourth proportional to 1,278,755, 1,918,115.82 and 367,961.24 is: 551,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,755 : 1,918,115.82 = 367,961.24 : x
  2. Step 2: Convert to fraction form
    1,278,755/1,918,115.82 = 367,961.24/x
  3. Step 3: Cross multiply
    1,278,755x = 1,918,115.82 × 367,961.24
  4. Step 4: Simplify right side
    1,278,755x = 705,792,275,590.82
  5. Step 5: Solve for x
    x = 705,792,275,590.82/1,278,755
  6. Step 6: Final answer
    x = 551,937.06

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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.