Home / 1,135,169.96-1,702,929.90-387,041

Finding the Fourth Proportional to 1,135,169.96, 1,702,929.90 and 387,041

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Solution

The fourth proportional to 1,135,169.96, 1,702,929.90 and 387,041 is: 580,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,169.96 : 1,702,929.90 = 387,041 : x
  2. Step 2: Convert to fraction form
    1,135,169.96/1,702,929.90 = 387,041/x
  3. Step 3: Cross multiply
    1,135,169.96x = 1,702,929.90 × 387,041
  4. Step 4: Simplify right side
    1,135,169.96x = 659,103,691,425.90
  5. Step 5: Solve for x
    x = 659,103,691,425.90/1,135,169.96
  6. Step 6: Final answer
    x = 580,621.15

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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.