Home / 3,910,862.14-5,397,001.37-2,168,654.26

Finding the Fourth Proportional to 3,910,862.14, 5,397,001.37 and 2,168,654.26

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Solution

The fourth proportional to 3,910,862.14, 5,397,001.37 and 2,168,654.26 is: 2,992,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,862.14 : 5,397,001.37 = 2,168,654.26 : x
  2. Step 2: Convert to fraction form
    3,910,862.14/5,397,001.37 = 2,168,654.26/x
  3. Step 3: Cross multiply
    3,910,862.14x = 5,397,001.37 × 2,168,654.26
  4. Step 4: Simplify right side
    3,910,862.14x = 11,704,230,017,697.97
  5. Step 5: Solve for x
    x = 11,704,230,017,697.97/3,910,862.14
  6. Step 6: Final answer
    x = 2,992,749.32

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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.