Home / 1,969,940.36-2,718,940.37-1,244,326.56

Finding the Fourth Proportional to 1,969,940.36, 2,718,940.37 and 1,244,326.56

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Solution

The fourth proportional to 1,969,940.36, 2,718,940.37 and 1,244,326.56 is: 1,717,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,940.36 : 2,718,940.37 = 1,244,326.56 : x
  2. Step 2: Convert to fraction form
    1,969,940.36/2,718,940.37 = 1,244,326.56/x
  3. Step 3: Cross multiply
    1,969,940.36x = 2,718,940.37 × 1,244,326.56
  4. Step 4: Simplify right side
    1,969,940.36x = 3,383,249,711,225.60
  5. Step 5: Solve for x
    x = 3,383,249,711,225.60/1,969,940.36
  6. Step 6: Final answer
    x = 1,717,437.64

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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.