Home / 2,168,889.31-2,992,383.34-1,250,995.39

Finding the Fourth Proportional to 2,168,889.31, 2,992,383.34 and 1,250,995.39

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Solution

The fourth proportional to 2,168,889.31, 2,992,383.34 and 1,250,995.39 is: 1,725,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,889.31 : 2,992,383.34 = 1,250,995.39 : x
  2. Step 2: Convert to fraction form
    2,168,889.31/2,992,383.34 = 1,250,995.39/x
  3. Step 3: Cross multiply
    2,168,889.31x = 2,992,383.34 × 1,250,995.39
  4. Step 4: Simplify right side
    2,168,889.31x = 3,743,457,752,844.36
  5. Step 5: Solve for x
    x = 3,743,457,752,844.36/2,168,889.31
  6. Step 6: Final answer
    x = 1,725,979.16

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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.