Home / 3,916,301.45-5,873,121.85-1,356,919.05

Finding the Fourth Proportional to 3,916,301.45, 5,873,121.85 and 1,356,919.05

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Solution

The fourth proportional to 3,916,301.45, 5,873,121.85 and 1,356,919.05 is: 2,034,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916,301.45 : 5,873,121.85 = 1,356,919.05 : x
  2. Step 2: Convert to fraction form
    3,916,301.45/5,873,121.85 = 1,356,919.05/x
  3. Step 3: Cross multiply
    3,916,301.45x = 5,873,121.85 × 1,356,919.05
  4. Step 4: Simplify right side
    3,916,301.45x = 7,969,350,917,843.95
  5. Step 5: Solve for x
    x = 7,969,350,917,843.95/3,916,301.45
  6. Step 6: Final answer
    x = 2,034,917.65

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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.