Home / 1,029,818.62-1,542,716.90-489,305.66

Finding the Fourth Proportional to 1,029,818.62, 1,542,716.90 and 489,305.66

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Solution

The fourth proportional to 1,029,818.62, 1,542,716.90 and 489,305.66 is: 733,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,818.62 : 1,542,716.90 = 489,305.66 : x
  2. Step 2: Convert to fraction form
    1,029,818.62/1,542,716.90 = 489,305.66/x
  3. Step 3: Cross multiply
    1,029,818.62x = 1,542,716.90 × 489,305.66
  4. Step 4: Simplify right side
    1,029,818.62x = 754,860,110,947.65
  5. Step 5: Solve for x
    x = 754,860,110,947.65/1,029,818.62
  6. Step 6: Final answer
    x = 733,002.97

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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.