Home / 2,761,310.96-4,140,139.08-1,322,206.64

Finding the Fourth Proportional to 2,761,310.96, 4,140,139.08 and 1,322,206.64

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Solution

The fourth proportional to 2,761,310.96, 4,140,139.08 and 1,322,206.64 is: 1,982,434.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,310.96 : 4,140,139.08 = 1,322,206.64 : x
  2. Step 2: Convert to fraction form
    2,761,310.96/4,140,139.08 = 1,322,206.64/x
  3. Step 3: Cross multiply
    2,761,310.96x = 4,140,139.08 × 1,322,206.64
  4. Step 4: Simplify right side
    2,761,310.96x = 5,474,119,382,099.49
  5. Step 5: Solve for x
    x = 5,474,119,382,099.49/2,761,310.96
  6. Step 6: Final answer
    x = 1,982,434.96

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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.