Home / 2,982,421.56-4,115,789.10-1,693,235.64

Finding the Fourth Proportional to 2,982,421.56, 4,115,789.10 and 1,693,235.64

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Solution

The fourth proportional to 2,982,421.56, 4,115,789.10 and 1,693,235.64 is: 2,336,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,421.56 : 4,115,789.10 = 1,693,235.64 : x
  2. Step 2: Convert to fraction form
    2,982,421.56/4,115,789.10 = 1,693,235.64/x
  3. Step 3: Cross multiply
    2,982,421.56x = 4,115,789.10 × 1,693,235.64
  4. Step 4: Simplify right side
    2,982,421.56x = 6,969,000,790,843.52
  5. Step 5: Solve for x
    x = 6,969,000,790,843.52/2,982,421.56
  6. Step 6: Final answer
    x = 2,336,692.06

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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.