Home / 3,378,685.38-5,067,987.36-1,356,892.98

Finding the Fourth Proportional to 3,378,685.38, 5,067,987.36 and 1,356,892.98

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Solution

The fourth proportional to 3,378,685.38, 5,067,987.36 and 1,356,892.98 is: 2,035,323.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,685.38 : 5,067,987.36 = 1,356,892.98 : x
  2. Step 2: Convert to fraction form
    3,378,685.38/5,067,987.36 = 1,356,892.98/x
  3. Step 3: Cross multiply
    3,378,685.38x = 5,067,987.36 × 1,356,892.98
  4. Step 4: Simplify right side
    3,378,685.38x = 6,876,716,471,512.73
  5. Step 5: Solve for x
    x = 6,876,716,471,512.73/3,378,685.38
  6. Step 6: Final answer
    x = 2,035,323.12

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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.