Home / 1,394,061.85-2,089,146.36-752,983.44

Finding the Fourth Proportional to 1,394,061.85, 2,089,146.36 and 752,983.44

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Solution

The fourth proportional to 1,394,061.85, 2,089,146.36 and 752,983.44 is: 1,128,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,061.85 : 2,089,146.36 = 752,983.44 : x
  2. Step 2: Convert to fraction form
    1,394,061.85/2,089,146.36 = 752,983.44/x
  3. Step 3: Cross multiply
    1,394,061.85x = 2,089,146.36 × 752,983.44
  4. Step 4: Simplify right side
    1,394,061.85x = 1,573,092,612,816.28
  5. Step 5: Solve for x
    x = 1,573,092,612,816.28/1,394,061.85
  6. Step 6: Final answer
    x = 1,128,423.83

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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.