Home / 3,058,380.67-4,221,506.21-1,970,648.88

Finding the Fourth Proportional to 3,058,380.67, 4,221,506.21 and 1,970,648.88

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Solution

The fourth proportional to 3,058,380.67, 4,221,506.21 and 1,970,648.88 is: 2,720,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,380.67 : 4,221,506.21 = 1,970,648.88 : x
  2. Step 2: Convert to fraction form
    3,058,380.67/4,221,506.21 = 1,970,648.88/x
  3. Step 3: Cross multiply
    3,058,380.67x = 4,221,506.21 × 1,970,648.88
  4. Step 4: Simplify right side
    3,058,380.67x = 8,319,106,474,796.30
  5. Step 5: Solve for x
    x = 8,319,106,474,796.30/3,058,380.67
  6. Step 6: Final answer
    x = 2,720,101.71

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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.