Home / 3,420,620.60-5,129,721.30-1,176,236.60

Finding the Fourth Proportional to 3,420,620.60, 5,129,721.30 and 1,176,236.60

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Solution

The fourth proportional to 3,420,620.60, 5,129,721.30 and 1,176,236.60 is: 1,763,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,620.60 : 5,129,721.30 = 1,176,236.60 : x
  2. Step 2: Convert to fraction form
    3,420,620.60/5,129,721.30 = 1,176,236.60/x
  3. Step 3: Cross multiply
    3,420,620.60x = 5,129,721.30 × 1,176,236.60
  4. Step 4: Simplify right side
    3,420,620.60x = 6,033,765,940,859.58
  5. Step 5: Solve for x
    x = 6,033,765,940,859.58/3,420,620.60
  6. Step 6: Final answer
    x = 1,763,938.96

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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.