Home / 3,821,143.64-5,273,178.05-2,102,227.25

Finding the Fourth Proportional to 3,821,143.64, 5,273,178.05 and 2,102,227.25

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Solution

The fourth proportional to 3,821,143.64, 5,273,178.05 and 2,102,227.25 is: 2,901,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,143.64 : 5,273,178.05 = 2,102,227.25 : x
  2. Step 2: Convert to fraction form
    3,821,143.64/5,273,178.05 = 2,102,227.25/x
  3. Step 3: Cross multiply
    3,821,143.64x = 5,273,178.05 × 2,102,227.25
  4. Step 4: Simplify right side
    3,821,143.64x = 11,085,418,580,300.73
  5. Step 5: Solve for x
    x = 11,085,418,580,300.73/3,821,143.64
  6. Step 6: Final answer
    x = 2,901,073.51

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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.