Home / 3,183,246.20-4,774,869.30-3,120,260.60

Finding the Fourth Proportional to 3,183,246.20, 4,774,869.30 and 3,120,260.60

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Solution

The fourth proportional to 3,183,246.20, 4,774,869.30 and 3,120,260.60 is: 4,680,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183,246.20 : 4,774,869.30 = 3,120,260.60 : x
  2. Step 2: Convert to fraction form
    3,183,246.20/4,774,869.30 = 3,120,260.60/x
  3. Step 3: Cross multiply
    3,183,246.20x = 4,774,869.30 × 3,120,260.60
  4. Step 4: Simplify right side
    3,183,246.20x = 14,898,836,546,939.58
  5. Step 5: Solve for x
    x = 14,898,836,546,939.58/3,183,246.20
  6. Step 6: Final answer
    x = 4,680,390.90

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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.