Home / 3,149,118.52-4,347,875.20-2,422,684.60

Finding the Fourth Proportional to 3,149,118.52, 4,347,875.20 and 2,422,684.60

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Solution

The fourth proportional to 3,149,118.52, 4,347,875.20 and 2,422,684.60 is: 3,344,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,118.52 : 4,347,875.20 = 2,422,684.60 : x
  2. Step 2: Convert to fraction form
    3,149,118.52/4,347,875.20 = 2,422,684.60/x
  3. Step 3: Cross multiply
    3,149,118.52x = 4,347,875.20 × 2,422,684.60
  4. Step 4: Simplify right side
    3,149,118.52x = 10,533,530,289,761.92
  5. Step 5: Solve for x
    x = 10,533,530,289,761.92/3,149,118.52
  6. Step 6: Final answer
    x = 3,344,913.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.