Home / 3,111,290.20-4,657,604.10-1,848,467.80

Finding the Fourth Proportional to 3,111,290.20, 4,657,604.10 and 1,848,467.80

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Solution

The fourth proportional to 3,111,290.20, 4,657,604.10 and 1,848,467.80 is: 2,767,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,290.20 : 4,657,604.10 = 1,848,467.80 : x
  2. Step 2: Convert to fraction form
    3,111,290.20/4,657,604.10 = 1,848,467.80/x
  3. Step 3: Cross multiply
    3,111,290.20x = 4,657,604.10 × 1,848,467.80
  4. Step 4: Simplify right side
    3,111,290.20x = 8,609,431,203,997.98
  5. Step 5: Solve for x
    x = 8,609,431,203,997.98/3,111,290.20
  6. Step 6: Final answer
    x = 2,767,157.88

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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.