Home / 1,324,824.78-1,987,269.96-483,376.50

Finding the Fourth Proportional to 1,324,824.78, 1,987,269.96 and 483,376.50

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Solution

The fourth proportional to 1,324,824.78, 1,987,269.96 and 483,376.50 is: 725,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,824.78 : 1,987,269.96 = 483,376.50 : x
  2. Step 2: Convert to fraction form
    1,324,824.78/1,987,269.96 = 483,376.50/x
  3. Step 3: Cross multiply
    1,324,824.78x = 1,987,269.96 × 483,376.50
  4. Step 4: Simplify right side
    1,324,824.78x = 960,599,597,819.94
  5. Step 5: Solve for x
    x = 960,599,597,819.94/1,324,824.78
  6. Step 6: Final answer
    x = 725,076.71

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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.