Home / 1,467,066.30-2,201,255.55-521,115.90

Finding the Fourth Proportional to 1,467,066.30, 2,201,255.55 and 521,115.90

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Solution

The fourth proportional to 1,467,066.30, 2,201,255.55 and 521,115.90 is: 781,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,066.30 : 2,201,255.55 = 521,115.90 : x
  2. Step 2: Convert to fraction form
    1,467,066.30/2,201,255.55 = 521,115.90/x
  3. Step 3: Cross multiply
    1,467,066.30x = 2,201,255.55 × 521,115.90
  4. Step 4: Simplify right side
    1,467,066.30x = 1,147,109,267,068.24
  5. Step 5: Solve for x
    x = 1,147,109,267,068.24/1,467,066.30
  6. Step 6: Final answer
    x = 781,906.90

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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.