Home / 2,652,264.57-3,978,424.59-2,123,149.08

Finding the Fourth Proportional to 2,652,264.57, 3,978,424.59 and 2,123,149.08

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Solution

The fourth proportional to 2,652,264.57, 3,978,424.59 and 2,123,149.08 is: 3,184,745.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,264.57 : 3,978,424.59 = 2,123,149.08 : x
  2. Step 2: Convert to fraction form
    2,652,264.57/3,978,424.59 = 2,123,149.08/x
  3. Step 3: Cross multiply
    2,652,264.57x = 3,978,424.59 × 2,123,149.08
  4. Step 4: Simplify right side
    2,652,264.57x = 8,446,788,508,107.88
  5. Step 5: Solve for x
    x = 8,446,788,508,107.88/2,652,264.57
  6. Step 6: Final answer
    x = 3,184,745.82

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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.