Home / 2,197,611.75-3,311,392.37-1,807,002.75

Finding the Fourth Proportional to 2,197,611.75, 3,311,392.37 and 1,807,002.75

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Solution

The fourth proportional to 2,197,611.75, 3,311,392.37 and 1,807,002.75 is: 2,722,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,611.75 : 3,311,392.37 = 1,807,002.75 : x
  2. Step 2: Convert to fraction form
    2,197,611.75/3,311,392.37 = 1,807,002.75/x
  3. Step 3: Cross multiply
    2,197,611.75x = 3,311,392.37 × 1,807,002.75
  4. Step 4: Simplify right side
    2,197,611.75x = 5,983,695,123,436.53
  5. Step 5: Solve for x
    x = 5,983,695,123,436.53/2,197,611.75
  6. Step 6: Final answer
    x = 2,722,817.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.