Home / 1,135,205.82-1,702,181.25-451,400.04

Finding the Fourth Proportional to 1,135,205.82, 1,702,181.25 and 451,400.04

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Solution

The fourth proportional to 1,135,205.82, 1,702,181.25 and 451,400.04 is: 676,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,205.82 : 1,702,181.25 = 451,400.04 : x
  2. Step 2: Convert to fraction form
    1,135,205.82/1,702,181.25 = 451,400.04/x
  3. Step 3: Cross multiply
    1,135,205.82x = 1,702,181.25 × 451,400.04
  4. Step 4: Simplify right side
    1,135,205.82x = 768,364,684,337.25
  5. Step 5: Solve for x
    x = 768,364,684,337.25/1,135,205.82
  6. Step 6: Final answer
    x = 676,850.55

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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.