Home / 3,311,239.20-4,964,234.40-1,815,331.20

Finding the Fourth Proportional to 3,311,239.20, 4,964,234.40 and 1,815,331.20

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Solution

The fourth proportional to 3,311,239.20, 4,964,234.40 and 1,815,331.20 is: 2,721,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,239.20 : 4,964,234.40 = 1,815,331.20 : x
  2. Step 2: Convert to fraction form
    3,311,239.20/4,964,234.40 = 1,815,331.20/x
  3. Step 3: Cross multiply
    3,311,239.20x = 4,964,234.40 × 1,815,331.20
  4. Step 4: Simplify right side
    3,311,239.20x = 9,011,729,590,433.28
  5. Step 5: Solve for x
    x = 9,011,729,590,433.28/3,311,239.20
  6. Step 6: Final answer
    x = 2,721,558.02

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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.