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Finding the Fourth Proportional to 3,955,197.44, 5,932,805.88 and 1,115,324.48

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Solution

The fourth proportional to 3,955,197.44, 5,932,805.88 and 1,115,324.48 is: 1,672,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,197.44 : 5,932,805.88 = 1,115,324.48 : x
  2. Step 2: Convert to fraction form
    3,955,197.44/5,932,805.88 = 1,115,324.48/x
  3. Step 3: Cross multiply
    3,955,197.44x = 5,932,805.88 × 1,115,324.48
  4. Step 4: Simplify right side
    3,955,197.44x = 6,617,003,633,051.94
  5. Step 5: Solve for x
    x = 6,617,003,633,051.94/3,955,197.44
  6. Step 6: Final answer
    x = 1,672,989.46

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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.