Home / 6,493,910.78-9,738,125.34-1,945,605.96

Finding the Fourth Proportional to 6,493,910.78, 9,738,125.34 and 1,945,605.96

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Solution

The fourth proportional to 6,493,910.78, 9,738,125.34 and 1,945,605.96 is: 2,917,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493,910.78 : 9,738,125.34 = 1,945,605.96 : x
  2. Step 2: Convert to fraction form
    6,493,910.78/9,738,125.34 = 1,945,605.96/x
  3. Step 3: Cross multiply
    6,493,910.78x = 9,738,125.34 × 1,945,605.96
  4. Step 4: Simplify right side
    6,493,910.78x = 18,946,554,700,731.03
  5. Step 5: Solve for x
    x = 18,946,554,700,731.03/6,493,910.78
  6. Step 6: Final answer
    x = 2,917,587.78

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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.