Home / 2,291,638.72-3,451,167.84-2,087,338.41

Finding the Fourth Proportional to 2,291,638.72, 3,451,167.84 and 2,087,338.41

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Solution

The fourth proportional to 2,291,638.72, 3,451,167.84 and 2,087,338.41 is: 3,143,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,638.72 : 3,451,167.84 = 2,087,338.41 : x
  2. Step 2: Convert to fraction form
    2,291,638.72/3,451,167.84 = 2,087,338.41/x
  3. Step 3: Cross multiply
    2,291,638.72x = 3,451,167.84 × 2,087,338.41
  4. Step 4: Simplify right side
    2,291,638.72x = 7,203,755,195,213.43
  5. Step 5: Solve for x
    x = 7,203,755,195,213.43/2,291,638.72
  6. Step 6: Final answer
    x = 3,143,495.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.