Home / 2,179,671.44-3,007,943.77-1,352,437.33

Finding the Fourth Proportional to 2,179,671.44, 3,007,943.77 and 1,352,437.33

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Solution

The fourth proportional to 2,179,671.44, 3,007,943.77 and 1,352,437.33 is: 1,866,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,671.44 : 3,007,943.77 = 1,352,437.33 : x
  2. Step 2: Convert to fraction form
    2,179,671.44/3,007,943.77 = 1,352,437.33/x
  3. Step 3: Cross multiply
    2,179,671.44x = 3,007,943.77 × 1,352,437.33
  4. Step 4: Simplify right side
    2,179,671.44x = 4,068,055,419,287.03
  5. Step 5: Solve for x
    x = 4,068,055,419,287.03/2,179,671.44
  6. Step 6: Final answer
    x = 1,866,361.76

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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.