Home / 1,853,034.34-2,557,213.51-1,067,666.21

Finding the Fourth Proportional to 1,853,034.34, 2,557,213.51 and 1,067,666.21

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Solution

The fourth proportional to 1,853,034.34, 2,557,213.51 and 1,067,666.21 is: 1,473,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,034.34 : 2,557,213.51 = 1,067,666.21 : x
  2. Step 2: Convert to fraction form
    1,853,034.34/2,557,213.51 = 1,067,666.21/x
  3. Step 3: Cross multiply
    1,853,034.34x = 2,557,213.51 × 1,067,666.21
  4. Step 4: Simplify right side
    1,853,034.34x = 2,730,250,469,905.83
  5. Step 5: Solve for x
    x = 2,730,250,469,905.83/1,853,034.34
  6. Step 6: Final answer
    x = 1,473,394.43

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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.