Home / 1,170,418.20-1,755,627.30-371,780.48

Finding the Fourth Proportional to 1,170,418.20, 1,755,627.30 and 371,780.48

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Solution

The fourth proportional to 1,170,418.20, 1,755,627.30 and 371,780.48 is: 557,670.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,418.20 : 1,755,627.30 = 371,780.48 : x
  2. Step 2: Convert to fraction form
    1,170,418.20/1,755,627.30 = 371,780.48/x
  3. Step 3: Cross multiply
    1,170,418.20x = 1,755,627.30 × 371,780.48
  4. Step 4: Simplify right side
    1,170,418.20x = 652,707,951,516.97
  5. Step 5: Solve for x
    x = 652,707,951,516.97/1,170,418.20
  6. Step 6: Final answer
    x = 557,670.71

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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.