Home / 2,026,938.80-3,040,408.20-1,861,601.60

Finding the Fourth Proportional to 2,026,938.80, 3,040,408.20 and 1,861,601.60

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Solution

The fourth proportional to 2,026,938.80, 3,040,408.20 and 1,861,601.60 is: 2,792,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026,938.80 : 3,040,408.20 = 1,861,601.60 : x
  2. Step 2: Convert to fraction form
    2,026,938.80/3,040,408.20 = 1,861,601.60/x
  3. Step 3: Cross multiply
    2,026,938.80x = 3,040,408.20 × 1,861,601.60
  4. Step 4: Simplify right side
    2,026,938.80x = 5,660,028,769,773.12
  5. Step 5: Solve for x
    x = 5,660,028,769,773.12/2,026,938.80
  6. Step 6: Final answer
    x = 2,792,402.40

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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.