Home / 1,906,329.20-2,855,138.76-909,757.04

Finding the Fourth Proportional to 1,906,329.20, 2,855,138.76 and 909,757.04

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Solution

The fourth proportional to 1,906,329.20, 2,855,138.76 and 909,757.04 is: 1,362,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,329.20 : 2,855,138.76 = 909,757.04 : x
  2. Step 2: Convert to fraction form
    1,906,329.20/2,855,138.76 = 909,757.04/x
  3. Step 3: Cross multiply
    1,906,329.20x = 2,855,138.76 × 909,757.04
  4. Step 4: Simplify right side
    1,906,329.20x = 2,597,482,587,086.87
  5. Step 5: Solve for x
    x = 2,597,482,587,086.87/1,906,329.20
  6. Step 6: Final answer
    x = 1,362,557.21

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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.