Home / 3,126,292.20-4,686,988.36-1,234,449.72

Finding the Fourth Proportional to 3,126,292.20, 4,686,988.36 and 1,234,449.72

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Solution

The fourth proportional to 3,126,292.20, 4,686,988.36 and 1,234,449.72 is: 1,850,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,292.20 : 4,686,988.36 = 1,234,449.72 : x
  2. Step 2: Convert to fraction form
    3,126,292.20/4,686,988.36 = 1,234,449.72/x
  3. Step 3: Cross multiply
    3,126,292.20x = 4,686,988.36 × 1,234,449.72
  4. Step 4: Simplify right side
    3,126,292.20x = 5,785,851,468,645.26
  5. Step 5: Solve for x
    x = 5,785,851,468,645.26/3,126,292.20
  6. Step 6: Final answer
    x = 1,850,707.20

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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.