Home / 3,127,271.75-4,313,410.25-2,869,979.56

Finding the Fourth Proportional to 3,127,271.75, 4,313,410.25 and 2,869,979.56

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Solution

The fourth proportional to 3,127,271.75, 4,313,410.25 and 2,869,979.56 is: 3,958,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,271.75 : 4,313,410.25 = 2,869,979.56 : x
  2. Step 2: Convert to fraction form
    3,127,271.75/4,313,410.25 = 2,869,979.56/x
  3. Step 3: Cross multiply
    3,127,271.75x = 4,313,410.25 × 2,869,979.56
  4. Step 4: Simplify right side
    3,127,271.75x = 12,379,399,215,477.54
  5. Step 5: Solve for x
    x = 12,379,399,215,477.54/3,127,271.75
  6. Step 6: Final answer
    x = 3,958,530.06

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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.