Home / 2,801,279.37-4,203,231.27-1,380,560.43

Finding the Fourth Proportional to 2,801,279.37, 4,203,231.27 and 1,380,560.43

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Solution

The fourth proportional to 2,801,279.37, 4,203,231.27 and 1,380,560.43 is: 2,071,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,279.37 : 4,203,231.27 = 1,380,560.43 : x
  2. Step 2: Convert to fraction form
    2,801,279.37/4,203,231.27 = 1,380,560.43/x
  3. Step 3: Cross multiply
    2,801,279.37x = 4,203,231.27 × 1,380,560.43
  4. Step 4: Simplify right side
    2,801,279.37x = 5,802,814,769,500.65
  5. Step 5: Solve for x
    x = 5,802,814,769,500.65/2,801,279.37
  6. Step 6: Final answer
    x = 2,071,487.35

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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.