Home / 2,568,469-3,849,917.80-1,285,983.52

Finding the Fourth Proportional to 2,568,469, 3,849,917.80 and 1,285,983.52

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Solution

The fourth proportional to 2,568,469, 3,849,917.80 and 1,285,983.52 is: 1,927,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,469 : 3,849,917.80 = 1,285,983.52 : x
  2. Step 2: Convert to fraction form
    2,568,469/3,849,917.80 = 1,285,983.52/x
  3. Step 3: Cross multiply
    2,568,469x = 3,849,917.80 × 1,285,983.52
  4. Step 4: Simplify right side
    2,568,469x = 4,950,930,844,154.66
  5. Step 5: Solve for x
    x = 4,950,930,844,154.66/2,568,469
  6. Step 6: Final answer
    x = 1,927,580.53

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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.