Home / 3,841,314.51-5,301,003.13-2,122,422.78

Finding the Fourth Proportional to 3,841,314.51, 5,301,003.13 and 2,122,422.78

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Solution

The fourth proportional to 3,841,314.51, 5,301,003.13 and 2,122,422.78 is: 2,928,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841,314.51 : 5,301,003.13 = 2,122,422.78 : x
  2. Step 2: Convert to fraction form
    3,841,314.51/5,301,003.13 = 2,122,422.78/x
  3. Step 3: Cross multiply
    3,841,314.51x = 5,301,003.13 × 2,122,422.78
  4. Step 4: Simplify right side
    3,841,314.51x = 11,250,969,799,963.30
  5. Step 5: Solve for x
    x = 11,250,969,799,963.30/3,841,314.51
  6. Step 6: Final answer
    x = 2,928,937.42

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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.