Home / 5,177,694.40-7,145,251.44-2,886,000.40

Finding the Fourth Proportional to 5,177,694.40, 7,145,251.44 and 2,886,000.40

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Solution

The fourth proportional to 5,177,694.40, 7,145,251.44 and 2,886,000.40 is: 3,982,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,694.40 : 7,145,251.44 = 2,886,000.40 : x
  2. Step 2: Convert to fraction form
    5,177,694.40/7,145,251.44 = 2,886,000.40/x
  3. Step 3: Cross multiply
    5,177,694.40x = 7,145,251.44 × 2,886,000.40
  4. Step 4: Simplify right side
    5,177,694.40x = 20,621,198,513,940.58
  5. Step 5: Solve for x
    x = 20,621,198,513,940.58/5,177,694.40
  6. Step 6: Final answer
    x = 3,982,699.04

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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.