Home / 3,998,536.25-5,512,240.77-2,850,623.69

Finding the Fourth Proportional to 3,998,536.25, 5,512,240.77 and 2,850,623.69

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Solution

The fourth proportional to 3,998,536.25, 5,512,240.77 and 2,850,623.69 is: 3,929,769.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,536.25 : 5,512,240.77 = 2,850,623.69 : x
  2. Step 2: Convert to fraction form
    3,998,536.25/5,512,240.77 = 2,850,623.69/x
  3. Step 3: Cross multiply
    3,998,536.25x = 5,512,240.77 × 2,850,623.69
  4. Step 4: Simplify right side
    3,998,536.25x = 15,713,324,123,945.84
  5. Step 5: Solve for x
    x = 15,713,324,123,945.84/3,998,536.25
  6. Step 6: Final answer
    x = 3,929,769.08

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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.