Home / 2,884,149.72-4,322,440.26-2,122,425.72

Finding the Fourth Proportional to 2,884,149.72, 4,322,440.26 and 2,122,425.72

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Solution

The fourth proportional to 2,884,149.72, 4,322,440.26 and 2,122,425.72 is: 3,180,853.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,149.72 : 4,322,440.26 = 2,122,425.72 : x
  2. Step 2: Convert to fraction form
    2,884,149.72/4,322,440.26 = 2,122,425.72/x
  3. Step 3: Cross multiply
    2,884,149.72x = 4,322,440.26 × 2,122,425.72
  4. Step 4: Simplify right side
    2,884,149.72x = 9,174,058,380,987.49
  5. Step 5: Solve for x
    x = 9,174,058,380,987.49/2,884,149.72
  6. Step 6: Final answer
    x = 3,180,853.73

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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.