Home / 3,841,850.82-5,301,756.03-2,122,971.36

Finding the Fourth Proportional to 3,841,850.82, 5,301,756.03 and 2,122,971.36

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Solution

The fourth proportional to 3,841,850.82, 5,301,756.03 and 2,122,971.36 is: 2,929,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841,850.82 : 5,301,756.03 = 2,122,971.36 : x
  2. Step 2: Convert to fraction form
    3,841,850.82/5,301,756.03 = 2,122,971.36/x
  3. Step 3: Cross multiply
    3,841,850.82x = 5,301,756.03 × 2,122,971.36
  4. Step 4: Simplify right side
    3,841,850.82x = 11,255,476,209,397.30
  5. Step 5: Solve for x
    x = 11,255,476,209,397.30/3,841,850.82
  6. Step 6: Final answer
    x = 2,929,701.53

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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.