Home / 3,968,318.21-5,951,840.07-1,089,012.56

Finding the Fourth Proportional to 3,968,318.21, 5,951,840.07 and 1,089,012.56

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Solution

The fourth proportional to 3,968,318.21, 5,951,840.07 and 1,089,012.56 is: 1,633,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,318.21 : 5,951,840.07 = 1,089,012.56 : x
  2. Step 2: Convert to fraction form
    3,968,318.21/5,951,840.07 = 1,089,012.56/x
  3. Step 3: Cross multiply
    3,968,318.21x = 5,951,840.07 × 1,089,012.56
  4. Step 4: Simplify right side
    3,968,318.21x = 6,481,628,591,341.28
  5. Step 5: Solve for x
    x = 6,481,628,591,341.28/3,968,318.21
  6. Step 6: Final answer
    x = 1,633,343.96

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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.