Home / 1,086,201.60-1,629,885.60-455,179.20

Finding the Fourth Proportional to 1,086,201.60, 1,629,885.60 and 455,179.20

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Solution

The fourth proportional to 1,086,201.60, 1,629,885.60 and 455,179.20 is: 683,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,201.60 : 1,629,885.60 = 455,179.20 : x
  2. Step 2: Convert to fraction form
    1,086,201.60/1,629,885.60 = 455,179.20/x
  3. Step 3: Cross multiply
    1,086,201.60x = 1,629,885.60 × 455,179.20
  4. Step 4: Simplify right side
    1,086,201.60x = 741,890,023,499.52
  5. Step 5: Solve for x
    x = 741,890,023,499.52/1,086,201.60
  6. Step 6: Final answer
    x = 683,013.19

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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.