Home / 2,812,243.77-4,219,901.33-1,192,760.70

Finding the Fourth Proportional to 2,812,243.77, 4,219,901.33 and 1,192,760.70

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Solution

The fourth proportional to 2,812,243.77, 4,219,901.33 and 1,192,760.70 is: 1,789,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,243.77 : 4,219,901.33 = 1,192,760.70 : x
  2. Step 2: Convert to fraction form
    2,812,243.77/4,219,901.33 = 1,192,760.70/x
  3. Step 3: Cross multiply
    2,812,243.77x = 4,219,901.33 × 1,192,760.70
  4. Step 4: Simplify right side
    2,812,243.77x = 5,033,332,458,337.93
  5. Step 5: Solve for x
    x = 5,033,332,458,337.93/2,812,243.77
  6. Step 6: Final answer
    x = 1,789,792.38

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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.