Home / 1,917,481.98-2,647,083.14-1,192,563.38

Finding the Fourth Proportional to 1,917,481.98, 2,647,083.14 and 1,192,563.38

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Solution

The fourth proportional to 1,917,481.98, 2,647,083.14 and 1,192,563.38 is: 1,646,333.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,481.98 : 2,647,083.14 = 1,192,563.38 : x
  2. Step 2: Convert to fraction form
    1,917,481.98/2,647,083.14 = 1,192,563.38/x
  3. Step 3: Cross multiply
    1,917,481.98x = 2,647,083.14 × 1,192,563.38
  4. Step 4: Simplify right side
    1,917,481.98x = 3,156,814,397,381.18
  5. Step 5: Solve for x
    x = 3,156,814,397,381.18/1,917,481.98
  6. Step 6: Final answer
    x = 1,646,333.28

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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.