Home / 1,359,404.90-2,040,662.55-798,755.30

Finding the Fourth Proportional to 1,359,404.90, 2,040,662.55 and 798,755.30

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Solution

The fourth proportional to 1,359,404.90, 2,040,662.55 and 798,755.30 is: 1,199,046.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,404.90 : 2,040,662.55 = 798,755.30 : x
  2. Step 2: Convert to fraction form
    1,359,404.90/2,040,662.55 = 798,755.30/x
  3. Step 3: Cross multiply
    1,359,404.90x = 2,040,662.55 × 798,755.30
  4. Step 4: Simplify right side
    1,359,404.90x = 1,629,990,027,324.02
  5. Step 5: Solve for x
    x = 1,629,990,027,324.02/1,359,404.90
  6. Step 6: Final answer
    x = 1,199,046.75

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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.