Home / 4,142,469.60-6,205,743.72-2,540,360.88

Finding the Fourth Proportional to 4,142,469.60, 6,205,743.72 and 2,540,360.88

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Solution

The fourth proportional to 4,142,469.60, 6,205,743.72 and 2,540,360.88 is: 3,805,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,469.60 : 6,205,743.72 = 2,540,360.88 : x
  2. Step 2: Convert to fraction form
    4,142,469.60/6,205,743.72 = 2,540,360.88/x
  3. Step 3: Cross multiply
    4,142,469.60x = 6,205,743.72 × 2,540,360.88
  4. Step 4: Simplify right side
    4,142,469.60x = 15,764,828,577,593.67
  5. Step 5: Solve for x
    x = 15,764,828,577,593.67/4,142,469.60
  6. Step 6: Final answer
    x = 3,805,659.45

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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.