Home / 2,197,961.45-3,297,415.85-681,613.91

Finding the Fourth Proportional to 2,197,961.45, 3,297,415.85 and 681,613.91

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Solution

The fourth proportional to 2,197,961.45, 3,297,415.85 and 681,613.91 is: 1,022,567.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,961.45 : 3,297,415.85 = 681,613.91 : x
  2. Step 2: Convert to fraction form
    2,197,961.45/3,297,415.85 = 681,613.91/x
  3. Step 3: Cross multiply
    2,197,961.45x = 3,297,415.85 × 681,613.91
  4. Step 4: Simplify right side
    2,197,961.45x = 2,247,564,510,414.47
  5. Step 5: Solve for x
    x = 2,247,564,510,414.47/2,197,961.45
  6. Step 6: Final answer
    x = 1,022,567.76

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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.