Home / 2,686,992-4,032,149-1,089,568.96

Finding the Fourth Proportional to 2,686,992, 4,032,149 and 1,089,568.96

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Solution

The fourth proportional to 2,686,992, 4,032,149 and 1,089,568.96 is: 1,635,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,992 : 4,032,149 = 1,089,568.96 : x
  2. Step 2: Convert to fraction form
    2,686,992/4,032,149 = 1,089,568.96/x
  3. Step 3: Cross multiply
    2,686,992x = 4,032,149 × 1,089,568.96
  4. Step 4: Simplify right side
    2,686,992x = 4,393,304,392,495.04
  5. Step 5: Solve for x
    x = 4,393,304,392,495.04/2,686,992
  6. Step 6: Final answer
    x = 1,635,026.97

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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.