Home / 2,147,615.70-3,221,349.38-550,194.44

Finding the Fourth Proportional to 2,147,615.70, 3,221,349.38 and 550,194.44

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Solution

The fourth proportional to 2,147,615.70, 3,221,349.38 and 550,194.44 is: 825,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,615.70 : 3,221,349.38 = 550,194.44 : x
  2. Step 2: Convert to fraction form
    2,147,615.70/3,221,349.38 = 550,194.44/x
  3. Step 3: Cross multiply
    2,147,615.70x = 3,221,349.38 × 550,194.44
  4. Step 4: Simplify right side
    2,147,615.70x = 1,772,368,518,173.45
  5. Step 5: Solve for x
    x = 1,772,368,518,173.45/2,147,615.70
  6. Step 6: Final answer
    x = 825,272.66

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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.