Home / 1,117,942.48-1,542,682.76-634,517.44

Finding the Fourth Proportional to 1,117,942.48, 1,542,682.76 and 634,517.44

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Solution

The fourth proportional to 1,117,942.48, 1,542,682.76 and 634,517.44 is: 875,589.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,942.48 : 1,542,682.76 = 634,517.44 : x
  2. Step 2: Convert to fraction form
    1,117,942.48/1,542,682.76 = 634,517.44/x
  3. Step 3: Cross multiply
    1,117,942.48x = 1,542,682.76 × 634,517.44
  4. Step 4: Simplify right side
    1,117,942.48x = 978,859,115,607.33
  5. Step 5: Solve for x
    x = 978,859,115,607.33/1,117,942.48
  6. Step 6: Final answer
    x = 875,589.87

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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.