Home / 2,868,249.80-3,958,107.96-1,579,099.87

Finding the Fourth Proportional to 2,868,249.80, 3,958,107.96 and 1,579,099.87

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Solution

The fourth proportional to 2,868,249.80, 3,958,107.96 and 1,579,099.87 is: 2,179,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,249.80 : 3,958,107.96 = 1,579,099.87 : x
  2. Step 2: Convert to fraction form
    2,868,249.80/3,958,107.96 = 1,579,099.87/x
  3. Step 3: Cross multiply
    2,868,249.80x = 3,958,107.96 × 1,579,099.87
  4. Step 4: Simplify right side
    2,868,249.80x = 6,250,247,775,951.23
  5. Step 5: Solve for x
    x = 6,250,247,775,951.23/2,868,249.80
  6. Step 6: Final answer
    x = 2,179,115.56

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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.