Home / 1,412,257.27-1,949,853.41-1,084,987.30

Finding the Fourth Proportional to 1,412,257.27, 1,949,853.41 and 1,084,987.30

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Solution

The fourth proportional to 1,412,257.27, 1,949,853.41 and 1,084,987.30 is: 1,498,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,257.27 : 1,949,853.41 = 1,084,987.30 : x
  2. Step 2: Convert to fraction form
    1,412,257.27/1,949,853.41 = 1,084,987.30/x
  3. Step 3: Cross multiply
    1,412,257.27x = 1,949,853.41 × 1,084,987.30
  4. Step 4: Simplify right side
    1,412,257.27x = 2,115,566,171,537.49
  5. Step 5: Solve for x
    x = 2,115,566,171,537.49/1,412,257.27
  6. Step 6: Final answer
    x = 1,498,003.39

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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.