Home / 1,940,634.54-2,910,815.35-725,979.42

Finding the Fourth Proportional to 1,940,634.54, 2,910,815.35 and 725,979.42

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Solution

The fourth proportional to 1,940,634.54, 2,910,815.35 and 725,979.42 is: 1,088,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,634.54 : 2,910,815.35 = 725,979.42 : x
  2. Step 2: Convert to fraction form
    1,940,634.54/2,910,815.35 = 725,979.42/x
  3. Step 3: Cross multiply
    1,940,634.54x = 2,910,815.35 × 725,979.42
  4. Step 4: Simplify right side
    1,940,634.54x = 2,113,192,039,520.10
  5. Step 5: Solve for x
    x = 2,113,192,039,520.10/1,940,634.54
  6. Step 6: Final answer
    x = 1,088,918.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.