Home / 2,107,187.06-3,159,500.58-826,259.85

Finding the Fourth Proportional to 2,107,187.06, 3,159,500.58 and 826,259.85

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Solution

The fourth proportional to 2,107,187.06, 3,159,500.58 and 826,259.85 is: 1,238,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,187.06 : 3,159,500.58 = 826,259.85 : x
  2. Step 2: Convert to fraction form
    2,107,187.06/3,159,500.58 = 826,259.85/x
  3. Step 3: Cross multiply
    2,107,187.06x = 3,159,500.58 × 826,259.85
  4. Step 4: Simplify right side
    2,107,187.06x = 2,610,568,475,305.71
  5. Step 5: Solve for x
    x = 2,610,568,475,305.71/2,107,187.06
  6. Step 6: Final answer
    x = 1,238,887.87

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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.