Home / 2,857,020.75-3,942,676.89-1,567,882.26

Finding the Fourth Proportional to 2,857,020.75, 3,942,676.89 and 1,567,882.26

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Solution

The fourth proportional to 2,857,020.75, 3,942,676.89 and 1,567,882.26 is: 2,163,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,020.75 : 3,942,676.89 = 1,567,882.26 : x
  2. Step 2: Convert to fraction form
    2,857,020.75/3,942,676.89 = 1,567,882.26/x
  3. Step 3: Cross multiply
    2,857,020.75x = 3,942,676.89 × 1,567,882.26
  4. Step 4: Simplify right side
    2,857,020.75x = 6,181,653,152,742.97
  5. Step 5: Solve for x
    x = 6,181,653,152,742.97/2,857,020.75
  6. Step 6: Final answer
    x = 2,163,671.07

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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.