Home / 1,970,343.66-2,951,086.68-1,199,754.21

Finding the Fourth Proportional to 1,970,343.66, 2,951,086.68 and 1,199,754.21

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Solution

The fourth proportional to 1,970,343.66, 2,951,086.68 and 1,199,754.21 is: 1,796,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,343.66 : 2,951,086.68 = 1,199,754.21 : x
  2. Step 2: Convert to fraction form
    1,970,343.66/2,951,086.68 = 1,199,754.21/x
  3. Step 3: Cross multiply
    1,970,343.66x = 2,951,086.68 × 1,199,754.21
  4. Step 4: Simplify right side
    1,970,343.66x = 3,540,578,668,404.92
  5. Step 5: Solve for x
    x = 3,540,578,668,404.92/1,970,343.66
  6. Step 6: Final answer
    x = 1,796,934.59

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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.