Home / 5,179,817.72-7,770,524.66-1,767,308.86

Finding the Fourth Proportional to 5,179,817.72, 7,770,524.66 and 1,767,308.86

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Solution

The fourth proportional to 5,179,817.72, 7,770,524.66 and 1,767,308.86 is: 2,651,235.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,817.72 : 7,770,524.66 = 1,767,308.86 : x
  2. Step 2: Convert to fraction form
    5,179,817.72/7,770,524.66 = 1,767,308.86/x
  3. Step 3: Cross multiply
    5,179,817.72x = 7,770,524.66 × 1,767,308.86
  4. Step 4: Simplify right side
    5,179,817.72x = 13,732,917,070,821.96
  5. Step 5: Solve for x
    x = 13,732,917,070,821.96/5,179,817.72
  6. Step 6: Final answer
    x = 2,651,235.59

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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.