Home / 2,363,198.76-3,261,197.70-1,290,110.76

Finding the Fourth Proportional to 2,363,198.76, 3,261,197.70 and 1,290,110.76

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Solution

The fourth proportional to 2,363,198.76, 3,261,197.70 and 1,290,110.76 is: 1,780,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363,198.76 : 3,261,197.70 = 1,290,110.76 : x
  2. Step 2: Convert to fraction form
    2,363,198.76/3,261,197.70 = 1,290,110.76/x
  3. Step 3: Cross multiply
    2,363,198.76x = 3,261,197.70 × 1,290,110.76
  4. Step 4: Simplify right side
    2,363,198.76x = 4,207,306,243,257.25
  5. Step 5: Solve for x
    x = 4,207,306,243,257.25/2,363,198.76
  6. Step 6: Final answer
    x = 1,780,343.79

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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.