Home / 1,914,633.44-2,642,644.38-1,190,028.39

Finding the Fourth Proportional to 1,914,633.44, 2,642,644.38 and 1,190,028.39

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Solution

The fourth proportional to 1,914,633.44, 2,642,644.38 and 1,190,028.39 is: 1,642,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,633.44 : 2,642,644.38 = 1,190,028.39 : x
  2. Step 2: Convert to fraction form
    1,914,633.44/2,642,644.38 = 1,190,028.39/x
  3. Step 3: Cross multiply
    1,914,633.44x = 2,642,644.38 × 1,190,028.39
  4. Step 4: Simplify right side
    1,914,633.44x = 3,144,821,836,873.95
  5. Step 5: Solve for x
    x = 3,144,821,836,873.95/1,914,633.44
  6. Step 6: Final answer
    x = 1,642,519.02

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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.