Home / 2,738,389.20-4,107,972.60-844,933.20

Finding the Fourth Proportional to 2,738,389.20, 4,107,972.60 and 844,933.20

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Solution

The fourth proportional to 2,738,389.20, 4,107,972.60 and 844,933.20 is: 1,267,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,389.20 : 4,107,972.60 = 844,933.20 : x
  2. Step 2: Convert to fraction form
    2,738,389.20/4,107,972.60 = 844,933.20/x
  3. Step 3: Cross multiply
    2,738,389.20x = 4,107,972.60 × 844,933.20
  4. Step 4: Simplify right side
    2,738,389.20x = 3,470,962,434,430.32
  5. Step 5: Solve for x
    x = 3,470,962,434,430.32/2,738,389.20
  6. Step 6: Final answer
    x = 1,267,519.76

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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.