Home / 1,260,861.38-1,891,089.05-362,098.69

Finding the Fourth Proportional to 1,260,861.38, 1,891,089.05 and 362,098.69

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Solution

The fourth proportional to 1,260,861.38, 1,891,089.05 and 362,098.69 is: 543,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,861.38 : 1,891,089.05 = 362,098.69 : x
  2. Step 2: Convert to fraction form
    1,260,861.38/1,891,089.05 = 362,098.69/x
  3. Step 3: Cross multiply
    1,260,861.38x = 1,891,089.05 × 362,098.69
  4. Step 4: Simplify right side
    1,260,861.38x = 684,760,865,867.85
  5. Step 5: Solve for x
    x = 684,760,865,867.85/1,260,861.38
  6. Step 6: Final answer
    x = 543,089.73

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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.