Home / 1,214,463.26-1,821,691.05-327,999.26

Finding the Fourth Proportional to 1,214,463.26, 1,821,691.05 and 327,999.26

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Solution

The fourth proportional to 1,214,463.26, 1,821,691.05 and 327,999.26 is: 491,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,463.26 : 1,821,691.05 = 327,999.26 : x
  2. Step 2: Convert to fraction form
    1,214,463.26/1,821,691.05 = 327,999.26/x
  3. Step 3: Cross multiply
    1,214,463.26x = 1,821,691.05 × 327,999.26
  4. Step 4: Simplify right side
    1,214,463.26x = 597,513,316,348.62
  5. Step 5: Solve for x
    x = 597,513,316,348.62/1,214,463.26
  6. Step 6: Final answer
    x = 491,997.85

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Double scale
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1.5x scale

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.