Home / 2,517,805.70-3,777,824.94-1,319,443.15

Finding the Fourth Proportional to 2,517,805.70, 3,777,824.94 and 1,319,443.15

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Solution

The fourth proportional to 2,517,805.70, 3,777,824.94 and 1,319,443.15 is: 1,979,749.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,805.70 : 3,777,824.94 = 1,319,443.15 : x
  2. Step 2: Convert to fraction form
    2,517,805.70/3,777,824.94 = 1,319,443.15/x
  3. Step 3: Cross multiply
    2,517,805.70x = 3,777,824.94 × 1,319,443.15
  4. Step 4: Simplify right side
    2,517,805.70x = 4,984,625,224,758.91
  5. Step 5: Solve for x
    x = 4,984,625,224,758.91/2,517,805.70
  6. Step 6: Final answer
    x = 1,979,749.76

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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.