Home / 1,359,414.90-2,040,697.80-729,558.90

Finding the Fourth Proportional to 1,359,414.90, 2,040,697.80 and 729,558.90

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Solution

The fourth proportional to 1,359,414.90, 2,040,697.80 and 729,558.90 is: 1,095,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,414.90 : 2,040,697.80 = 729,558.90 : x
  2. Step 2: Convert to fraction form
    1,359,414.90/2,040,697.80 = 729,558.90/x
  3. Step 3: Cross multiply
    1,359,414.90x = 2,040,697.80 × 729,558.90
  4. Step 4: Simplify right side
    1,359,414.90x = 1,488,809,242,200.42
  5. Step 5: Solve for x
    x = 1,488,809,242,200.42/1,359,414.90
  6. Step 6: Final answer
    x = 1,095,183.85

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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.