Home / 2,221,620.89-3,332,546.84-705,422.66

Finding the Fourth Proportional to 2,221,620.89, 3,332,546.84 and 705,422.66

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Solution

The fourth proportional to 2,221,620.89, 3,332,546.84 and 705,422.66 is: 1,058,170.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,620.89 : 3,332,546.84 = 705,422.66 : x
  2. Step 2: Convert to fraction form
    2,221,620.89/3,332,546.84 = 705,422.66/x
  3. Step 3: Cross multiply
    2,221,620.89x = 3,332,546.84 × 705,422.66
  4. Step 4: Simplify right side
    2,221,620.89x = 2,350,854,054,615.43
  5. Step 5: Solve for x
    x = 2,350,854,054,615.43/2,221,620.89
  6. Step 6: Final answer
    x = 1,058,170.66

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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.