Home / 3,309,633.40-4,969,115.70-2,049,921.40

Finding the Fourth Proportional to 3,309,633.40, 4,969,115.70 and 2,049,921.40

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Solution

The fourth proportional to 3,309,633.40, 4,969,115.70 and 2,049,921.40 is: 3,077,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,633.40 : 4,969,115.70 = 2,049,921.40 : x
  2. Step 2: Convert to fraction form
    3,309,633.40/4,969,115.70 = 2,049,921.40/x
  3. Step 3: Cross multiply
    3,309,633.40x = 4,969,115.70 × 2,049,921.40
  4. Step 4: Simplify right side
    3,309,633.40x = 10,186,296,612,505.98
  5. Step 5: Solve for x
    x = 10,186,296,612,505.98/3,309,633.40
  6. Step 6: Final answer
    x = 3,077,771.88

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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.