Home / 1,534,380.72-2,302,234.67-823,578.31

Finding the Fourth Proportional to 1,534,380.72, 2,302,234.67 and 823,578.31

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Solution

The fourth proportional to 1,534,380.72, 2,302,234.67 and 823,578.31 is: 1,235,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,380.72 : 2,302,234.67 = 823,578.31 : x
  2. Step 2: Convert to fraction form
    1,534,380.72/2,302,234.67 = 823,578.31/x
  3. Step 3: Cross multiply
    1,534,380.72x = 2,302,234.67 × 823,578.31
  4. Step 4: Simplify right side
    1,534,380.72x = 1,896,070,539,046.12
  5. Step 5: Solve for x
    x = 1,896,070,539,046.12/1,534,380.72
  6. Step 6: Final answer
    x = 1,235,723.65

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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.