Home / 2,133,311.20-3,195,301.20-1,656,253.60

Finding the Fourth Proportional to 2,133,311.20, 3,195,301.20 and 1,656,253.60

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Solution

The fourth proportional to 2,133,311.20, 3,195,301.20 and 1,656,253.60 is: 2,480,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,311.20 : 3,195,301.20 = 1,656,253.60 : x
  2. Step 2: Convert to fraction form
    2,133,311.20/3,195,301.20 = 1,656,253.60/x
  3. Step 3: Cross multiply
    2,133,311.20x = 3,195,301.20 × 1,656,253.60
  4. Step 4: Simplify right side
    2,133,311.20x = 5,292,229,115,584.32
  5. Step 5: Solve for x
    x = 5,292,229,115,584.32/2,133,311.20
  6. Step 6: Final answer
    x = 2,480,758.14

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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.