Home / 1,794,239.30-2,476,109.97-978,487.49

Finding the Fourth Proportional to 1,794,239.30, 2,476,109.97 and 978,487.49

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Solution

The fourth proportional to 1,794,239.30, 2,476,109.97 and 978,487.49 is: 1,350,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,239.30 : 2,476,109.97 = 978,487.49 : x
  2. Step 2: Convert to fraction form
    1,794,239.30/2,476,109.97 = 978,487.49/x
  3. Step 3: Cross multiply
    1,794,239.30x = 2,476,109.97 × 978,487.49
  4. Step 4: Simplify right side
    1,794,239.30x = 2,422,842,617,128.73
  5. Step 5: Solve for x
    x = 2,422,842,617,128.73/1,794,239.30
  6. Step 6: Final answer
    x = 1,350,345.31

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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.