Home / 3,174,083.89-4,753,043.33-2,091,313.78

Finding the Fourth Proportional to 3,174,083.89, 4,753,043.33 and 2,091,313.78

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Solution

The fourth proportional to 3,174,083.89, 4,753,043.33 and 2,091,313.78 is: 3,131,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,083.89 : 4,753,043.33 = 2,091,313.78 : x
  2. Step 2: Convert to fraction form
    3,174,083.89/4,753,043.33 = 2,091,313.78/x
  3. Step 3: Cross multiply
    3,174,083.89x = 4,753,043.33 × 2,091,313.78
  4. Step 4: Simplify right side
    3,174,083.89x = 9,940,104,990,626.91
  5. Step 5: Solve for x
    x = 9,940,104,990,626.91/3,174,083.89
  6. Step 6: Final answer
    x = 3,131,645.33

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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.