Home / 3,822,278.88-5,274,962.64-2,190,957.60

Finding the Fourth Proportional to 3,822,278.88, 5,274,962.64 and 2,190,957.60

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Solution

The fourth proportional to 3,822,278.88, 5,274,962.64 and 2,190,957.60 is: 3,023,646.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,278.88 : 5,274,962.64 = 2,190,957.60 : x
  2. Step 2: Convert to fraction form
    3,822,278.88/5,274,962.64 = 2,190,957.60/x
  3. Step 3: Cross multiply
    3,822,278.88x = 5,274,962.64 × 2,190,957.60
  4. Step 4: Simplify right side
    3,822,278.88x = 11,557,219,485,824.06
  5. Step 5: Solve for x
    x = 11,557,219,485,824.06/3,822,278.88
  6. Step 6: Final answer
    x = 3,023,646.32

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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.