Home / 1,002,369.12-1,500,213.76-801,748.32

Finding the Fourth Proportional to 1,002,369.12, 1,500,213.76 and 801,748.32

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Solution

The fourth proportional to 1,002,369.12, 1,500,213.76 and 801,748.32 is: 1,199,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,369.12 : 1,500,213.76 = 801,748.32 : x
  2. Step 2: Convert to fraction form
    1,002,369.12/1,500,213.76 = 801,748.32/x
  3. Step 3: Cross multiply
    1,002,369.12x = 1,500,213.76 × 801,748.32
  4. Step 4: Simplify right side
    1,002,369.12x = 1,202,793,861,720.88
  5. Step 5: Solve for x
    x = 1,202,793,861,720.88/1,002,369.12
  6. Step 6: Final answer
    x = 1,199,951.03

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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.