Home / 3,396,057.12-5,091,830.64-1,345,357.44

Finding the Fourth Proportional to 3,396,057.12, 5,091,830.64 and 1,345,357.44

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Solution

The fourth proportional to 3,396,057.12, 5,091,830.64 and 1,345,357.44 is: 2,017,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,057.12 : 5,091,830.64 = 1,345,357.44 : x
  2. Step 2: Convert to fraction form
    3,396,057.12/5,091,830.64 = 1,345,357.44/x
  3. Step 3: Cross multiply
    3,396,057.12x = 5,091,830.64 × 1,345,357.44
  4. Step 4: Simplify right side
    3,396,057.12x = 6,850,332,234,743.96
  5. Step 5: Solve for x
    x = 6,850,332,234,743.96/3,396,057.12
  6. Step 6: Final answer
    x = 2,017,142.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.