Home / 1,294,279.28-1,941,418.92-395,721.02

Finding the Fourth Proportional to 1,294,279.28, 1,941,418.92 and 395,721.02

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Solution

The fourth proportional to 1,294,279.28, 1,941,418.92 and 395,721.02 is: 593,581.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,279.28 : 1,941,418.92 = 395,721.02 : x
  2. Step 2: Convert to fraction form
    1,294,279.28/1,941,418.92 = 395,721.02/x
  3. Step 3: Cross multiply
    1,294,279.28x = 1,941,418.92 × 395,721.02
  4. Step 4: Simplify right side
    1,294,279.28x = 768,260,263,584.00
  5. Step 5: Solve for x
    x = 768,260,263,584.00/1,294,279.28
  6. Step 6: Final answer
    x = 593,581.52

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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.