Home / 3,191,467.30-4,787,200.95-2,183,697.70

Finding the Fourth Proportional to 3,191,467.30, 4,787,200.95 and 2,183,697.70

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Solution

The fourth proportional to 3,191,467.30, 4,787,200.95 and 2,183,697.70 is: 3,275,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,467.30 : 4,787,200.95 = 2,183,697.70 : x
  2. Step 2: Convert to fraction form
    3,191,467.30/4,787,200.95 = 2,183,697.70/x
  3. Step 3: Cross multiply
    3,191,467.30x = 4,787,200.95 × 2,183,697.70
  4. Step 4: Simplify right side
    3,191,467.30x = 10,453,799,703,952.82
  5. Step 5: Solve for x
    x = 10,453,799,703,952.82/3,191,467.30
  6. Step 6: Final answer
    x = 3,275,546.55

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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.