Home / 3,841,620.80-5,301,434.95-2,122,726.28

Finding the Fourth Proportional to 3,841,620.80, 5,301,434.95 and 2,122,726.28

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Solution

The fourth proportional to 3,841,620.80, 5,301,434.95 and 2,122,726.28 is: 2,929,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841,620.80 : 5,301,434.95 = 2,122,726.28 : x
  2. Step 2: Convert to fraction form
    3,841,620.80/5,301,434.95 = 2,122,726.28/x
  3. Step 3: Cross multiply
    3,841,620.80x = 5,301,434.95 × 2,122,726.28
  4. Step 4: Simplify right side
    3,841,620.80x = 11,253,495,258,261.49
  5. Step 5: Solve for x
    x = 11,253,495,258,261.49/3,841,620.80
  6. Step 6: Final answer
    x = 2,929,361.29

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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.