Home / 1,261,363.00-1,892,320.41-408,520.83

Finding the Fourth Proportional to 1,261,363.00, 1,892,320.41 and 408,520.83

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Solution

The fourth proportional to 1,261,363.00, 1,892,320.41 and 408,520.83 is: 612,870.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,363.00 : 1,892,320.41 = 408,520.83 : x
  2. Step 2: Convert to fraction form
    1,261,363.00/1,892,320.41 = 408,520.83/x
  3. Step 3: Cross multiply
    1,261,363.00x = 1,892,320.41 × 408,520.83
  4. Step 4: Simplify right side
    1,261,363.00x = 773,052,313,147.30
  5. Step 5: Solve for x
    x = 773,052,313,147.30/1,261,363.00
  6. Step 6: Final answer
    x = 612,870.61

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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.