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Finding the Fourth Proportional to 3,161,067.75, 4,741,201.67 and 1,002,113.82

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Solution

The fourth proportional to 3,161,067.75, 4,741,201.67 and 1,002,113.82 is: 1,503,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,067.75 : 4,741,201.67 = 1,002,113.82 : x
  2. Step 2: Convert to fraction form
    3,161,067.75/4,741,201.67 = 1,002,113.82/x
  3. Step 3: Cross multiply
    3,161,067.75x = 4,741,201.67 × 1,002,113.82
  4. Step 4: Simplify right side
    3,161,067.75x = 4,751,223,711,903.51
  5. Step 5: Solve for x
    x = 4,751,223,711,903.51/3,161,067.75
  6. Step 6: Final answer
    x = 1,503,043.94

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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.