Home / 2,600,103.71-3,900,819.87-1,002,237.77

Finding the Fourth Proportional to 2,600,103.71, 3,900,819.87 and 1,002,237.77

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Solution

The fourth proportional to 2,600,103.71, 3,900,819.87 and 1,002,237.77 is: 1,503,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,103.71 : 3,900,819.87 = 1,002,237.77 : x
  2. Step 2: Convert to fraction form
    2,600,103.71/3,900,819.87 = 1,002,237.77/x
  3. Step 3: Cross multiply
    2,600,103.71x = 3,900,819.87 × 1,002,237.77
  4. Step 4: Simplify right side
    2,600,103.71x = 3,909,549,017,432.54
  5. Step 5: Solve for x
    x = 3,909,549,017,432.54/2,600,103.71
  6. Step 6: Final answer
    x = 1,503,612.72

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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.