Home / 2,347,611.20-3,521,416.80-2,188,980.80

Finding the Fourth Proportional to 2,347,611.20, 3,521,416.80 and 2,188,980.80

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Solution

The fourth proportional to 2,347,611.20, 3,521,416.80 and 2,188,980.80 is: 3,283,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,611.20 : 3,521,416.80 = 2,188,980.80 : x
  2. Step 2: Convert to fraction form
    2,347,611.20/3,521,416.80 = 2,188,980.80/x
  3. Step 3: Cross multiply
    2,347,611.20x = 3,521,416.80 × 2,188,980.80
  4. Step 4: Simplify right side
    2,347,611.20x = 7,708,313,763,997.44
  5. Step 5: Solve for x
    x = 7,708,313,763,997.44/2,347,611.20
  6. Step 6: Final answer
    x = 3,283,471.20

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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.