Home / 2,676,190.65-3,691,463.25-1,587,691.59

Finding the Fourth Proportional to 2,676,190.65, 3,691,463.25 and 1,587,691.59

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Solution

The fourth proportional to 2,676,190.65, 3,691,463.25 and 1,587,691.59 is: 2,190,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,190.65 : 3,691,463.25 = 1,587,691.59 : x
  2. Step 2: Convert to fraction form
    2,676,190.65/3,691,463.25 = 1,587,691.59/x
  3. Step 3: Cross multiply
    2,676,190.65x = 3,691,463.25 × 1,587,691.59
  4. Step 4: Simplify right side
    2,676,190.65x = 5,860,905,156,819.07
  5. Step 5: Solve for x
    x = 5,860,905,156,819.07/2,676,190.65
  6. Step 6: Final answer
    x = 2,190,017.80

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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.