Home / 3,321,009.20-4,981,513.80-3,258,023.60

Finding the Fourth Proportional to 3,321,009.20, 4,981,513.80 and 3,258,023.60

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Solution

The fourth proportional to 3,321,009.20, 4,981,513.80 and 3,258,023.60 is: 4,887,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,009.20 : 4,981,513.80 = 3,258,023.60 : x
  2. Step 2: Convert to fraction form
    3,321,009.20/4,981,513.80 = 3,258,023.60/x
  3. Step 3: Cross multiply
    3,321,009.20x = 4,981,513.80 × 3,258,023.60
  4. Step 4: Simplify right side
    3,321,009.20x = 16,229,889,524,125.68
  5. Step 5: Solve for x
    x = 16,229,889,524,125.68/3,321,009.20
  6. Step 6: Final answer
    x = 4,887,035.40

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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.