Home / 2,872,722.85-4,307,759.44-850,243.57

Finding the Fourth Proportional to 2,872,722.85, 4,307,759.44 and 850,243.57

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Solution

The fourth proportional to 2,872,722.85, 4,307,759.44 and 850,243.57 is: 1,274,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,722.85 : 4,307,759.44 = 850,243.57 : x
  2. Step 2: Convert to fraction form
    2,872,722.85/4,307,759.44 = 850,243.57/x
  3. Step 3: Cross multiply
    2,872,722.85x = 4,307,759.44 × 850,243.57
  4. Step 4: Simplify right side
    2,872,722.85x = 3,662,644,755,260.21
  5. Step 5: Solve for x
    x = 3,662,644,755,260.21/2,872,722.85
  6. Step 6: Final answer
    x = 1,274,973.24

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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.