Home / 2,719,940.20-4,080,299.10-922,906.60

Finding the Fourth Proportional to 2,719,940.20, 4,080,299.10 and 922,906.60

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Solution

The fourth proportional to 2,719,940.20, 4,080,299.10 and 922,906.60 is: 1,384,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,940.20 : 4,080,299.10 = 922,906.60 : x
  2. Step 2: Convert to fraction form
    2,719,940.20/4,080,299.10 = 922,906.60/x
  3. Step 3: Cross multiply
    2,719,940.20x = 4,080,299.10 × 922,906.60
  4. Step 4: Simplify right side
    2,719,940.20x = 3,765,734,969,364.06
  5. Step 5: Solve for x
    x = 3,765,734,969,364.06/2,719,940.20
  6. Step 6: Final answer
    x = 1,384,491.82

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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.