Home / 3,394,425.12-5,091,797.15-1,120,148.36

Finding the Fourth Proportional to 3,394,425.12, 5,091,797.15 and 1,120,148.36

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Solution

The fourth proportional to 3,394,425.12, 5,091,797.15 and 1,120,148.36 is: 1,680,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,425.12 : 5,091,797.15 = 1,120,148.36 : x
  2. Step 2: Convert to fraction form
    3,394,425.12/5,091,797.15 = 1,120,148.36/x
  3. Step 3: Cross multiply
    3,394,425.12x = 5,091,797.15 × 1,120,148.36
  4. Step 4: Simplify right side
    3,394,425.12x = 5,703,568,195,965.45
  5. Step 5: Solve for x
    x = 5,703,568,195,965.45/3,394,425.12
  6. Step 6: Final answer
    x = 1,680,275.16

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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.