Home / 3,940,677.54-5,911,265.18-1,665,777.76

Finding the Fourth Proportional to 3,940,677.54, 5,911,265.18 and 1,665,777.76

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Solution

The fourth proportional to 3,940,677.54, 5,911,265.18 and 1,665,777.76 is: 2,498,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,677.54 : 5,911,265.18 = 1,665,777.76 : x
  2. Step 2: Convert to fraction form
    3,940,677.54/5,911,265.18 = 1,665,777.76/x
  3. Step 3: Cross multiply
    3,940,677.54x = 5,911,265.18 × 1,665,777.76
  4. Step 4: Simplify right side
    3,940,677.54x = 9,846,854,059,692.68
  5. Step 5: Solve for x
    x = 9,846,854,059,692.68/3,940,677.54
  6. Step 6: Final answer
    x = 2,498,771.84

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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.