Home / 1,126,612.92-1,689,922.62-327,914.04

Finding the Fourth Proportional to 1,126,612.92, 1,689,922.62 and 327,914.04

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Solution

The fourth proportional to 1,126,612.92, 1,689,922.62 and 327,914.04 is: 491,872.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,612.92 : 1,689,922.62 = 327,914.04 : x
  2. Step 2: Convert to fraction form
    1,126,612.92/1,689,922.62 = 327,914.04/x
  3. Step 3: Cross multiply
    1,126,612.92x = 1,689,922.62 × 327,914.04
  4. Step 4: Simplify right side
    1,126,612.92x = 554,149,353,611.59
  5. Step 5: Solve for x
    x = 554,149,353,611.59/1,126,612.92
  6. Step 6: Final answer
    x = 491,872.00

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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.