Home / 3,270,905.80-4,906,358.70-2,420,600.20

Finding the Fourth Proportional to 3,270,905.80, 4,906,358.70 and 2,420,600.20

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Solution

The fourth proportional to 3,270,905.80, 4,906,358.70 and 2,420,600.20 is: 3,630,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,905.80 : 4,906,358.70 = 2,420,600.20 : x
  2. Step 2: Convert to fraction form
    3,270,905.80/4,906,358.70 = 2,420,600.20/x
  3. Step 3: Cross multiply
    3,270,905.80x = 4,906,358.70 × 2,420,600.20
  4. Step 4: Simplify right side
    3,270,905.80x = 11,876,332,850,491.74
  5. Step 5: Solve for x
    x = 11,876,332,850,491.74/3,270,905.80
  6. Step 6: Final answer
    x = 3,630,900.30

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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.