Home / 2,269,099.20-3,131,504.88-1,302,542.40

Finding the Fourth Proportional to 2,269,099.20, 3,131,504.88 and 1,302,542.40

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Solution

The fourth proportional to 2,269,099.20, 3,131,504.88 and 1,302,542.40 is: 1,797,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,099.20 : 3,131,504.88 = 1,302,542.40 : x
  2. Step 2: Convert to fraction form
    2,269,099.20/3,131,504.88 = 1,302,542.40/x
  3. Step 3: Cross multiply
    2,269,099.20x = 3,131,504.88 × 1,302,542.40
  4. Step 4: Simplify right side
    2,269,099.20x = 4,078,917,882,006.91
  5. Step 5: Solve for x
    x = 4,078,917,882,006.91/2,269,099.20
  6. Step 6: Final answer
    x = 1,797,593.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.