Home / 2,419,750.75-3,630,172.94-800,515.78

Finding the Fourth Proportional to 2,419,750.75, 3,630,172.94 and 800,515.78

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Solution

The fourth proportional to 2,419,750.75, 3,630,172.94 and 800,515.78 is: 1,200,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,750.75 : 3,630,172.94 = 800,515.78 : x
  2. Step 2: Convert to fraction form
    2,419,750.75/3,630,172.94 = 800,515.78/x
  3. Step 3: Cross multiply
    2,419,750.75x = 3,630,172.94 × 800,515.78
  4. Step 4: Simplify right side
    2,419,750.75x = 2,906,010,713,523.56
  5. Step 5: Solve for x
    x = 2,906,010,713,523.56/2,419,750.75
  6. Step 6: Final answer
    x = 1,200,954.57

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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.