Home / 3,436,220.91-4,744,357.16-2,147,640.51

Finding the Fourth Proportional to 3,436,220.91, 4,744,357.16 and 2,147,640.51

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Solution

The fourth proportional to 3,436,220.91, 4,744,357.16 and 2,147,640.51 is: 2,965,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,220.91 : 4,744,357.16 = 2,147,640.51 : x
  2. Step 2: Convert to fraction form
    3,436,220.91/4,744,357.16 = 2,147,640.51/x
  3. Step 3: Cross multiply
    3,436,220.91x = 4,744,357.16 × 2,147,640.51
  4. Step 4: Simplify right side
    3,436,220.91x = 10,189,173,619,986.35
  5. Step 5: Solve for x
    x = 10,189,173,619,986.35/3,436,220.91
  6. Step 6: Final answer
    x = 2,965,226.59

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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.