Home / 5,423,074.14-8,134,487.15-1,379,566.73

Finding the Fourth Proportional to 5,423,074.14, 8,134,487.15 and 1,379,566.73

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Solution

The fourth proportional to 5,423,074.14, 8,134,487.15 and 1,379,566.73 is: 2,069,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,074.14 : 8,134,487.15 = 1,379,566.73 : x
  2. Step 2: Convert to fraction form
    5,423,074.14/8,134,487.15 = 1,379,566.73/x
  3. Step 3: Cross multiply
    5,423,074.14x = 8,134,487.15 × 1,379,566.73
  4. Step 4: Simplify right side
    5,423,074.14x = 11,222,067,851,190.90
  5. Step 5: Solve for x
    x = 11,222,067,851,190.90/5,423,074.14
  6. Step 6: Final answer
    x = 2,069,318.54

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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.