Home / 2,176,163.70-3,264,245.55-1,645,322.10

Finding the Fourth Proportional to 2,176,163.70, 3,264,245.55 and 1,645,322.10

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Solution

The fourth proportional to 2,176,163.70, 3,264,245.55 and 1,645,322.10 is: 2,467,983.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,163.70 : 3,264,245.55 = 1,645,322.10 : x
  2. Step 2: Convert to fraction form
    2,176,163.70/3,264,245.55 = 1,645,322.10/x
  3. Step 3: Cross multiply
    2,176,163.70x = 3,264,245.55 × 1,645,322.10
  4. Step 4: Simplify right side
    2,176,163.70x = 5,370,735,343,241.66
  5. Step 5: Solve for x
    x = 5,370,735,343,241.66/2,176,163.70
  6. Step 6: Final answer
    x = 2,467,983.15

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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.