Home / 4,940,781.75-7,406,034.39-1,910,229.12

Finding the Fourth Proportional to 4,940,781.75, 7,406,034.39 and 1,910,229.12

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Solution

The fourth proportional to 4,940,781.75, 7,406,034.39 and 1,910,229.12 is: 2,863,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,781.75 : 7,406,034.39 = 1,910,229.12 : x
  2. Step 2: Convert to fraction form
    4,940,781.75/7,406,034.39 = 1,910,229.12/x
  3. Step 3: Cross multiply
    4,940,781.75x = 7,406,034.39 × 1,910,229.12
  4. Step 4: Simplify right side
    4,940,781.75x = 14,147,222,555,499.44
  5. Step 5: Solve for x
    x = 14,147,222,555,499.44/4,940,781.75
  6. Step 6: Final answer
    x = 2,863,357.11

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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.