Home / 1,072,021.44-1,608,265.44-324,048

Finding the Fourth Proportional to 1,072,021.44, 1,608,265.44 and 324,048

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Solution

The fourth proportional to 1,072,021.44, 1,608,265.44 and 324,048 is: 486,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,021.44 : 1,608,265.44 = 324,048 : x
  2. Step 2: Convert to fraction form
    1,072,021.44/1,608,265.44 = 324,048/x
  3. Step 3: Cross multiply
    1,072,021.44x = 1,608,265.44 × 324,048
  4. Step 4: Simplify right side
    1,072,021.44x = 521,155,199,301.12
  5. Step 5: Solve for x
    x = 521,155,199,301.12/1,072,021.44
  6. Step 6: Final answer
    x = 486,142.52

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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.