Home / 2,857,003.10-3,942,712.14-1,567,963.40

Finding the Fourth Proportional to 2,857,003.10, 3,942,712.14 and 1,567,963.40

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Solution

The fourth proportional to 2,857,003.10, 3,942,712.14 and 1,567,963.40 is: 2,163,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,003.10 : 3,942,712.14 = 1,567,963.40 : x
  2. Step 2: Convert to fraction form
    2,857,003.10/3,942,712.14 = 1,567,963.40/x
  3. Step 3: Cross multiply
    2,857,003.10x = 3,942,712.14 × 1,567,963.40
  4. Step 4: Simplify right side
    2,857,003.10x = 6,182,028,332,255.68
  5. Step 5: Solve for x
    x = 6,182,028,332,255.68/2,857,003.10
  6. Step 6: Final answer
    x = 2,163,815.76

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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.