Home / 1,691,142.11-2,333,799.03-927,194.03

Finding the Fourth Proportional to 1,691,142.11, 2,333,799.03 and 927,194.03

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Solution

The fourth proportional to 1,691,142.11, 2,333,799.03 and 927,194.03 is: 1,279,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,142.11 : 2,333,799.03 = 927,194.03 : x
  2. Step 2: Convert to fraction form
    1,691,142.11/2,333,799.03 = 927,194.03/x
  3. Step 3: Cross multiply
    1,691,142.11x = 2,333,799.03 × 927,194.03
  4. Step 4: Simplify right side
    1,691,142.11x = 2,163,884,511,530.83
  5. Step 5: Solve for x
    x = 2,163,884,511,530.83/1,691,142.11
  6. Step 6: Final answer
    x = 1,279,540.32

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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.