Home / 1,324,815.75-1,987,256.43-483,367.50

Finding the Fourth Proportional to 1,324,815.75, 1,987,256.43 and 483,367.50

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Solution

The fourth proportional to 1,324,815.75, 1,987,256.43 and 483,367.50 is: 725,063.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,815.75 : 1,987,256.43 = 483,367.50 : x
  2. Step 2: Convert to fraction form
    1,324,815.75/1,987,256.43 = 483,367.50/x
  3. Step 3: Cross multiply
    1,324,815.75x = 1,987,256.43 × 483,367.50
  4. Step 4: Simplify right side
    1,324,815.75x = 960,575,172,428.03
  5. Step 5: Solve for x
    x = 960,575,172,428.03/1,324,815.75
  6. Step 6: Final answer
    x = 725,063.22

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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.