Home / 3,434,258.88-5,150,221.92-1,189,872.96

Finding the Fourth Proportional to 3,434,258.88, 5,150,221.92 and 1,189,872.96

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Solution

The fourth proportional to 3,434,258.88, 5,150,221.92 and 1,189,872.96 is: 1,784,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,258.88 : 5,150,221.92 = 1,189,872.96 : x
  2. Step 2: Convert to fraction form
    3,434,258.88/5,150,221.92 = 1,189,872.96/x
  3. Step 3: Cross multiply
    3,434,258.88x = 5,150,221.92 × 1,189,872.96
  4. Step 4: Simplify right side
    3,434,258.88x = 6,128,109,800,607.28
  5. Step 5: Solve for x
    x = 6,128,109,800,607.28/3,434,258.88
  6. Step 6: Final answer
    x = 1,784,405.32

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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.