Home / 3,841,168.44-5,300,919.38-2,122,399.72

Finding the Fourth Proportional to 3,841,168.44, 5,300,919.38 and 2,122,399.72

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Solution

The fourth proportional to 3,841,168.44, 5,300,919.38 and 2,122,399.72 is: 2,928,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841,168.44 : 5,300,919.38 = 2,122,399.72 : x
  2. Step 2: Convert to fraction form
    3,841,168.44/5,300,919.38 = 2,122,399.72/x
  3. Step 3: Cross multiply
    3,841,168.44x = 5,300,919.38 × 2,122,399.72
  4. Step 4: Simplify right side
    3,841,168.44x = 11,250,669,807,854.57
  5. Step 5: Solve for x
    x = 11,250,669,807,854.57/3,841,168.44
  6. Step 6: Final answer
    x = 2,928,970.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.