Home / 3,023,961.84-4,172,868.96-1,665,834.72

Finding the Fourth Proportional to 3,023,961.84, 4,172,868.96 and 1,665,834.72

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Solution

The fourth proportional to 3,023,961.84, 4,172,868.96 and 1,665,834.72 is: 2,298,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,961.84 : 4,172,868.96 = 1,665,834.72 : x
  2. Step 2: Convert to fraction form
    3,023,961.84/4,172,868.96 = 1,665,834.72/x
  3. Step 3: Cross multiply
    3,023,961.84x = 4,172,868.96 × 1,665,834.72
  4. Step 4: Simplify right side
    3,023,961.84x = 6,951,309,995,578.29
  5. Step 5: Solve for x
    x = 6,951,309,995,578.29/3,023,961.84
  6. Step 6: Final answer
    x = 2,298,742.63

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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.