Home / 3,821,238.72-5,273,351.17-2,078,917.95

Finding the Fourth Proportional to 3,821,238.72, 5,273,351.17 and 2,078,917.95

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Solution

The fourth proportional to 3,821,238.72, 5,273,351.17 and 2,078,917.95 is: 2,868,929.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,238.72 : 5,273,351.17 = 2,078,917.95 : x
  2. Step 2: Convert to fraction form
    3,821,238.72/5,273,351.17 = 2,078,917.95/x
  3. Step 3: Cross multiply
    3,821,238.72x = 5,273,351.17 × 2,078,917.95
  4. Step 4: Simplify right side
    3,821,238.72x = 10,962,864,418,544.28
  5. Step 5: Solve for x
    x = 10,962,864,418,544.28/3,821,238.72
  6. Step 6: Final answer
    x = 2,868,929.48

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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.