Home / 2,167,889.46-3,250,770.09-1,072,408.57

Finding the Fourth Proportional to 2,167,889.46, 3,250,770.09 and 1,072,408.57

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Solution

The fourth proportional to 2,167,889.46, 3,250,770.09 and 1,072,408.57 is: 1,608,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,889.46 : 3,250,770.09 = 1,072,408.57 : x
  2. Step 2: Convert to fraction form
    2,167,889.46/3,250,770.09 = 1,072,408.57/x
  3. Step 3: Cross multiply
    2,167,889.46x = 3,250,770.09 × 1,072,408.57
  4. Step 4: Simplify right side
    2,167,889.46x = 3,486,153,703,615.67
  5. Step 5: Solve for x
    x = 3,486,153,703,615.67/2,167,889.46
  6. Step 6: Final answer
    x = 1,608,086.47

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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.