Home / 1,292,593.03-1,939,180.27-394,125.59

Finding the Fourth Proportional to 1,292,593.03, 1,939,180.27 and 394,125.59

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Solution

The fourth proportional to 1,292,593.03, 1,939,180.27 and 394,125.59 is: 591,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,593.03 : 1,939,180.27 = 394,125.59 : x
  2. Step 2: Convert to fraction form
    1,292,593.03/1,939,180.27 = 394,125.59/x
  3. Step 3: Cross multiply
    1,292,593.03x = 1,939,180.27 × 394,125.59
  4. Step 4: Simplify right side
    1,292,593.03x = 764,280,568,030.11
  5. Step 5: Solve for x
    x = 764,280,568,030.11/1,292,593.03
  6. Step 6: Final answer
    x = 591,277.03

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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.