Home / 1,190,650.86-1,644,522.75-867,843.18

Finding the Fourth Proportional to 1,190,650.86, 1,644,522.75 and 867,843.18

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Solution

The fourth proportional to 1,190,650.86, 1,644,522.75 and 867,843.18 is: 1,198,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,650.86 : 1,644,522.75 = 867,843.18 : x
  2. Step 2: Convert to fraction form
    1,190,650.86/1,644,522.75 = 867,843.18/x
  3. Step 3: Cross multiply
    1,190,650.86x = 1,644,522.75 × 867,843.18
  4. Step 4: Simplify right side
    1,190,650.86x = 1,427,187,852,942.35
  5. Step 5: Solve for x
    x = 1,427,187,852,942.35/1,190,650.86
  6. Step 6: Final answer
    x = 1,198,661.93

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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.