Home / 2,536,805.81-3,801,217.62-1,961,836.61

Finding the Fourth Proportional to 2,536,805.81, 3,801,217.62 and 1,961,836.61

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Solution

The fourth proportional to 2,536,805.81, 3,801,217.62 and 1,961,836.61 is: 2,939,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536,805.81 : 3,801,217.62 = 1,961,836.61 : x
  2. Step 2: Convert to fraction form
    2,536,805.81/3,801,217.62 = 1,961,836.61/x
  3. Step 3: Cross multiply
    2,536,805.81x = 3,801,217.62 × 1,961,836.61
  4. Step 4: Simplify right side
    2,536,805.81x = 7,457,367,889,493.07
  5. Step 5: Solve for x
    x = 7,457,367,889,493.07/2,536,805.81
  6. Step 6: Final answer
    x = 2,939,668.41

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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.