Home / 3,649,441.60-5,470,353.78-1,628,630.92

Finding the Fourth Proportional to 3,649,441.60, 5,470,353.78 and 1,628,630.92

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Solution

The fourth proportional to 3,649,441.60, 5,470,353.78 and 1,628,630.92 is: 2,441,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,441.60 : 5,470,353.78 = 1,628,630.92 : x
  2. Step 2: Convert to fraction form
    3,649,441.60/5,470,353.78 = 1,628,630.92/x
  3. Step 3: Cross multiply
    3,649,441.60x = 5,470,353.78 × 1,628,630.92
  4. Step 4: Simplify right side
    3,649,441.60x = 8,909,187,309,446.88
  5. Step 5: Solve for x
    x = 8,909,187,309,446.88/3,649,441.60
  6. Step 6: Final answer
    x = 2,441,246.71

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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.