Home / 1,084,942.90-1,627,207.05-545,049.29

Finding the Fourth Proportional to 1,084,942.90, 1,627,207.05 and 545,049.29

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Solution

The fourth proportional to 1,084,942.90, 1,627,207.05 and 545,049.29 is: 817,469.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,942.90 : 1,627,207.05 = 545,049.29 : x
  2. Step 2: Convert to fraction form
    1,084,942.90/1,627,207.05 = 545,049.29/x
  3. Step 3: Cross multiply
    1,084,942.90x = 1,627,207.05 × 545,049.29
  4. Step 4: Simplify right side
    1,084,942.90x = 886,908,043,207.55
  5. Step 5: Solve for x
    x = 886,908,043,207.55/1,084,942.90
  6. Step 6: Final answer
    x = 817,469.79

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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.