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Finding the Fourth Proportional to 5,361,215.80, 8,041,823.70 and 2,375,231.80

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Solution

The fourth proportional to 5,361,215.80, 8,041,823.70 and 2,375,231.80 is: 3,562,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,215.80 : 8,041,823.70 = 2,375,231.80 : x
  2. Step 2: Convert to fraction form
    5,361,215.80/8,041,823.70 = 2,375,231.80/x
  3. Step 3: Cross multiply
    5,361,215.80x = 8,041,823.70 × 2,375,231.80
  4. Step 4: Simplify right side
    5,361,215.80x = 19,101,195,382,233.66
  5. Step 5: Solve for x
    x = 19,101,195,382,233.66/5,361,215.80
  6. Step 6: Final answer
    x = 3,562,847.70

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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.