Home / 2,363,203.76-3,261,204.60-1,290,115.76

Finding the Fourth Proportional to 2,363,203.76, 3,261,204.60 and 1,290,115.76

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Solution

The fourth proportional to 2,363,203.76, 3,261,204.60 and 1,290,115.76 is: 1,780,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363,203.76 : 3,261,204.60 = 1,290,115.76 : x
  2. Step 2: Convert to fraction form
    2,363,203.76/3,261,204.60 = 1,290,115.76/x
  3. Step 3: Cross multiply
    2,363,203.76x = 3,261,204.60 × 1,290,115.76
  4. Step 4: Simplify right side
    2,363,203.76x = 4,207,331,451,044.50
  5. Step 5: Solve for x
    x = 4,207,331,451,044.50/2,363,203.76
  6. Step 6: Final answer
    x = 1,780,350.69

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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.