Home / 2,629,800.54-3,945,236.76-1,189,792.26

Finding the Fourth Proportional to 2,629,800.54, 3,945,236.76 and 1,189,792.26

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Solution

The fourth proportional to 2,629,800.54, 3,945,236.76 and 1,189,792.26 is: 1,784,930.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,800.54 : 3,945,236.76 = 1,189,792.26 : x
  2. Step 2: Convert to fraction form
    2,629,800.54/3,945,236.76 = 1,189,792.26/x
  3. Step 3: Cross multiply
    2,629,800.54x = 3,945,236.76 × 1,189,792.26
  4. Step 4: Simplify right side
    2,629,800.54x = 4,694,012,160,915.48
  5. Step 5: Solve for x
    x = 4,694,012,160,915.48/2,629,800.54
  6. Step 6: Final answer
    x = 1,784,930.87

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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.