Home / 2,134,279.94-3,201,425.37-872,107.56

Finding the Fourth Proportional to 2,134,279.94, 3,201,425.37 and 872,107.56

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Solution

The fourth proportional to 2,134,279.94, 3,201,425.37 and 872,107.56 is: 1,308,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,279.94 : 3,201,425.37 = 872,107.56 : x
  2. Step 2: Convert to fraction form
    2,134,279.94/3,201,425.37 = 872,107.56/x
  3. Step 3: Cross multiply
    2,134,279.94x = 3,201,425.37 × 872,107.56
  4. Step 4: Simplify right side
    2,134,279.94x = 2,791,987,267,952.80
  5. Step 5: Solve for x
    x = 2,791,987,267,952.80/2,134,279.94
  6. Step 6: Final answer
    x = 1,308,163.57

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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.