Home / 2,238,662.41-3,089,357.11-1,220,067.16

Finding the Fourth Proportional to 2,238,662.41, 3,089,357.11 and 1,220,067.16

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Solution

The fourth proportional to 2,238,662.41, 3,089,357.11 and 1,220,067.16 is: 1,683,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,662.41 : 3,089,357.11 = 1,220,067.16 : x
  2. Step 2: Convert to fraction form
    2,238,662.41/3,089,357.11 = 1,220,067.16/x
  3. Step 3: Cross multiply
    2,238,662.41x = 3,089,357.11 × 1,220,067.16
  4. Step 4: Simplify right side
    2,238,662.41x = 3,769,223,149,225.20
  5. Step 5: Solve for x
    x = 3,769,223,149,225.20/2,238,662.41
  6. Step 6: Final answer
    x = 1,683,694.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.