Home / 3,071,383.39-4,238,475.73-1,694,785.11

Finding the Fourth Proportional to 3,071,383.39, 4,238,475.73 and 1,694,785.11

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Solution

The fourth proportional to 3,071,383.39, 4,238,475.73 and 1,694,785.11 is: 2,338,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,383.39 : 4,238,475.73 = 1,694,785.11 : x
  2. Step 2: Convert to fraction form
    3,071,383.39/4,238,475.73 = 1,694,785.11/x
  3. Step 3: Cross multiply
    3,071,383.39x = 4,238,475.73 × 1,694,785.11
  4. Step 4: Simplify right side
    3,071,383.39x = 7,183,305,556,300.38
  5. Step 5: Solve for x
    x = 7,183,305,556,300.38/3,071,383.39
  6. Step 6: Final answer
    x = 2,338,785.05

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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.