Home / 4,074,078.08-6,111,778.24-1,378,568.96

Finding the Fourth Proportional to 4,074,078.08, 6,111,778.24 and 1,378,568.96

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Solution

The fourth proportional to 4,074,078.08, 6,111,778.24 and 1,378,568.96 is: 2,068,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074,078.08 : 6,111,778.24 = 1,378,568.96 : x
  2. Step 2: Convert to fraction form
    4,074,078.08/6,111,778.24 = 1,378,568.96/x
  3. Step 3: Cross multiply
    4,074,078.08x = 6,111,778.24 × 1,378,568.96
  4. Step 4: Simplify right side
    4,074,078.08x = 8,425,507,772,067.43
  5. Step 5: Solve for x
    x = 8,425,507,772,067.43/4,074,078.08
  6. Step 6: Final answer
    x = 2,068,077.15

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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.