Home / 3,616,242.70-5,422,198.92-1,220,034.28

Finding the Fourth Proportional to 3,616,242.70, 5,422,198.92 and 1,220,034.28

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Solution

The fourth proportional to 3,616,242.70, 5,422,198.92 and 1,220,034.28 is: 1,829,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,242.70 : 5,422,198.92 = 1,220,034.28 : x
  2. Step 2: Convert to fraction form
    3,616,242.70/5,422,198.92 = 1,220,034.28/x
  3. Step 3: Cross multiply
    3,616,242.70x = 5,422,198.92 × 1,220,034.28
  4. Step 4: Simplify right side
    3,616,242.70x = 6,615,268,555,378.98
  5. Step 5: Solve for x
    x = 6,615,268,555,378.98/3,616,242.70
  6. Step 6: Final answer
    x = 1,829,320.96

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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.