Home / 2,138,201.93-2,950,752.13-1,171,268.39

Finding the Fourth Proportional to 2,138,201.93, 2,950,752.13 and 1,171,268.39

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Solution

The fourth proportional to 2,138,201.93, 2,950,752.13 and 1,171,268.39 is: 1,616,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,201.93 : 2,950,752.13 = 1,171,268.39 : x
  2. Step 2: Convert to fraction form
    2,138,201.93/2,950,752.13 = 1,171,268.39/x
  3. Step 3: Cross multiply
    2,138,201.93x = 2,950,752.13 × 1,171,268.39
  4. Step 4: Simplify right side
    2,138,201.93x = 3,456,122,701,042.88
  5. Step 5: Solve for x
    x = 3,456,122,701,042.88/2,138,201.93
  6. Step 6: Final answer
    x = 1,616,368.71

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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.