Home / 2,221,900.68-3,066,472.29-1,255,093.23

Finding the Fourth Proportional to 2,221,900.68, 3,066,472.29 and 1,255,093.23

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Solution

The fourth proportional to 2,221,900.68, 3,066,472.29 and 1,255,093.23 is: 1,732,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,900.68 : 3,066,472.29 = 1,255,093.23 : x
  2. Step 2: Convert to fraction form
    2,221,900.68/3,066,472.29 = 1,255,093.23/x
  3. Step 3: Cross multiply
    2,221,900.68x = 3,066,472.29 × 1,255,093.23
  4. Step 4: Simplify right side
    2,221,900.68x = 3,848,708,611,161.60
  5. Step 5: Solve for x
    x = 3,848,708,611,161.60/2,221,900.68
  6. Step 6: Final answer
    x = 1,732,169.51

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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.