Home / 1,906,201.69-2,859,394.49-626,780.84

Finding the Fourth Proportional to 1,906,201.69, 2,859,394.49 and 626,780.84

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Solution

The fourth proportional to 1,906,201.69, 2,859,394.49 and 626,780.84 is: 940,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,201.69 : 2,859,394.49 = 626,780.84 : x
  2. Step 2: Convert to fraction form
    1,906,201.69/2,859,394.49 = 626,780.84/x
  3. Step 3: Cross multiply
    1,906,201.69x = 2,859,394.49 × 626,780.84
  4. Step 4: Simplify right side
    1,906,201.69x = 1,792,213,667,015.94
  5. Step 5: Solve for x
    x = 1,792,213,667,015.94/1,906,201.69
  6. Step 6: Final answer
    x = 940,201.49

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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.