Home / 3,191,416.80-4,787,125.20-2,183,647.20

Finding the Fourth Proportional to 3,191,416.80, 4,787,125.20 and 2,183,647.20

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Solution

The fourth proportional to 3,191,416.80, 4,787,125.20 and 2,183,647.20 is: 3,275,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,416.80 : 4,787,125.20 = 2,183,647.20 : x
  2. Step 2: Convert to fraction form
    3,191,416.80/4,787,125.20 = 2,183,647.20/x
  3. Step 3: Cross multiply
    3,191,416.80x = 4,787,125.20 × 2,183,647.20
  4. Step 4: Simplify right side
    3,191,416.80x = 10,453,392,539,029.44
  5. Step 5: Solve for x
    x = 10,453,392,539,029.44/3,191,416.80
  6. Step 6: Final answer
    x = 3,275,470.80

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1.5x scale

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.