Home / 1,165,919.43-1,749,114.87-492,002.28

Finding the Fourth Proportional to 1,165,919.43, 1,749,114.87 and 492,002.28

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Solution

The fourth proportional to 1,165,919.43, 1,749,114.87 and 492,002.28 is: 738,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,919.43 : 1,749,114.87 = 492,002.28 : x
  2. Step 2: Convert to fraction form
    1,165,919.43/1,749,114.87 = 492,002.28/x
  3. Step 3: Cross multiply
    1,165,919.43x = 1,749,114.87 × 492,002.28
  4. Step 4: Simplify right side
    1,165,919.43x = 860,568,504,021.90
  5. Step 5: Solve for x
    x = 860,568,504,021.90/1,165,919.43
  6. Step 6: Final answer
    x = 738,102.89

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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.