Home / 3,991,889.52-5,987,833.66-959,255.39

Finding the Fourth Proportional to 3,991,889.52, 5,987,833.66 and 959,255.39

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Solution

The fourth proportional to 3,991,889.52, 5,987,833.66 and 959,255.39 is: 1,438,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,889.52 : 5,987,833.66 = 959,255.39 : x
  2. Step 2: Convert to fraction form
    3,991,889.52/5,987,833.66 = 959,255.39/x
  3. Step 3: Cross multiply
    3,991,889.52x = 5,987,833.66 × 959,255.39
  4. Step 4: Simplify right side
    3,991,889.52x = 5,743,861,714,967.63
  5. Step 5: Solve for x
    x = 5,743,861,714,967.63/3,991,889.52
  6. Step 6: Final answer
    x = 1,438,882.94

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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.