Home / 4,885,704.10-7,328,556.15-2,187,164.80

Finding the Fourth Proportional to 4,885,704.10, 7,328,556.15 and 2,187,164.80

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Solution

The fourth proportional to 4,885,704.10, 7,328,556.15 and 2,187,164.80 is: 3,280,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,704.10 : 7,328,556.15 = 2,187,164.80 : x
  2. Step 2: Convert to fraction form
    4,885,704.10/7,328,556.15 = 2,187,164.80/x
  3. Step 3: Cross multiply
    4,885,704.10x = 7,328,556.15 × 2,187,164.80
  4. Step 4: Simplify right side
    4,885,704.10x = 16,028,760,046,103.52
  5. Step 5: Solve for x
    x = 16,028,760,046,103.52/4,885,704.10
  6. Step 6: Final answer
    x = 3,280,747.20

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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.