Home / 2,858,037.89-3,944,076.77-1,568,900.21

Finding the Fourth Proportional to 2,858,037.89, 3,944,076.77 and 1,568,900.21

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Solution

The fourth proportional to 2,858,037.89, 3,944,076.77 and 1,568,900.21 is: 2,165,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,037.89 : 3,944,076.77 = 1,568,900.21 : x
  2. Step 2: Convert to fraction form
    2,858,037.89/3,944,076.77 = 1,568,900.21/x
  3. Step 3: Cross multiply
    2,858,037.89x = 3,944,076.77 × 1,568,900.21
  4. Step 4: Simplify right side
    2,858,037.89x = 6,187,862,856,910.99
  5. Step 5: Solve for x
    x = 6,187,862,856,910.99/2,858,037.89
  6. Step 6: Final answer
    x = 2,165,073.77

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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.