Home / 2,147,996.16-3,219,982.20-727,057.44

Finding the Fourth Proportional to 2,147,996.16, 3,219,982.20 and 727,057.44

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Solution

The fourth proportional to 2,147,996.16, 3,219,982.20 and 727,057.44 is: 1,089,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,996.16 : 3,219,982.20 = 727,057.44 : x
  2. Step 2: Convert to fraction form
    2,147,996.16/3,219,982.20 = 727,057.44/x
  3. Step 3: Cross multiply
    2,147,996.16x = 3,219,982.20 × 727,057.44
  4. Step 4: Simplify right side
    2,147,996.16x = 2,341,112,015,177.57
  5. Step 5: Solve for x
    x = 2,341,112,015,177.57/2,147,996.16
  6. Step 6: Final answer
    x = 1,089,905.12

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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.