Home / 3,103,777.56-4,280,786.52-2,016,399.48

Finding the Fourth Proportional to 3,103,777.56, 4,280,786.52 and 2,016,399.48

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Solution

The fourth proportional to 3,103,777.56, 4,280,786.52 and 2,016,399.48 is: 2,781,054.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,777.56 : 4,280,786.52 = 2,016,399.48 : x
  2. Step 2: Convert to fraction form
    3,103,777.56/4,280,786.52 = 2,016,399.48/x
  3. Step 3: Cross multiply
    3,103,777.56x = 4,280,786.52 × 2,016,399.48
  4. Step 4: Simplify right side
    3,103,777.56x = 8,631,775,712,919.01
  5. Step 5: Solve for x
    x = 8,631,775,712,919.01/3,103,777.56
  6. Step 6: Final answer
    x = 2,781,054.87

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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.