Home / 2,799,933.20-4,195,234.20-2,631,971.60

Finding the Fourth Proportional to 2,799,933.20, 4,195,234.20 and 2,631,971.60

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Solution

The fourth proportional to 2,799,933.20, 4,195,234.20 and 2,631,971.60 is: 3,943,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,933.20 : 4,195,234.20 = 2,631,971.60 : x
  2. Step 2: Convert to fraction form
    2,799,933.20/4,195,234.20 = 2,631,971.60/x
  3. Step 3: Cross multiply
    2,799,933.20x = 4,195,234.20 × 2,631,971.60
  4. Step 4: Simplify right side
    2,799,933.20x = 11,041,737,269,748.72
  5. Step 5: Solve for x
    x = 11,041,737,269,748.72/2,799,933.20
  6. Step 6: Final answer
    x = 3,943,571.68

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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.