Home / 1,110,243.82-1,662,843.45-868,853.35

Finding the Fourth Proportional to 1,110,243.82, 1,662,843.45 and 868,853.35

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Solution

The fourth proportional to 1,110,243.82, 1,662,843.45 and 868,853.35 is: 1,301,306.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,243.82 : 1,662,843.45 = 868,853.35 : x
  2. Step 2: Convert to fraction form
    1,110,243.82/1,662,843.45 = 868,853.35/x
  3. Step 3: Cross multiply
    1,110,243.82x = 1,662,843.45 × 868,853.35
  4. Step 4: Simplify right side
    1,110,243.82x = 1,444,767,089,399.57
  5. Step 5: Solve for x
    x = 1,444,767,089,399.57/1,110,243.82
  6. Step 6: Final answer
    x = 1,301,306.14

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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.