Home / 3,286,605.70-4,929,760.63-2,207,572.88

Finding the Fourth Proportional to 3,286,605.70, 4,929,760.63 and 2,207,572.88

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Solution

The fourth proportional to 3,286,605.70, 4,929,760.63 and 2,207,572.88 is: 3,311,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,605.70 : 4,929,760.63 = 2,207,572.88 : x
  2. Step 2: Convert to fraction form
    3,286,605.70/4,929,760.63 = 2,207,572.88/x
  3. Step 3: Cross multiply
    3,286,605.70x = 4,929,760.63 × 2,207,572.88
  4. Step 4: Simplify right side
    3,286,605.70x = 10,882,805,877,520.28
  5. Step 5: Solve for x
    x = 10,882,805,877,520.28/3,286,605.70
  6. Step 6: Final answer
    x = 3,311,259.97

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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.