Home / 1,639,918.46-2,260,022.92-1,180,234.97

Finding the Fourth Proportional to 1,639,918.46, 2,260,022.92 and 1,180,234.97

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Solution

The fourth proportional to 1,639,918.46, 2,260,022.92 and 1,180,234.97 is: 1,626,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,918.46 : 2,260,022.92 = 1,180,234.97 : x
  2. Step 2: Convert to fraction form
    1,639,918.46/2,260,022.92 = 1,180,234.97/x
  3. Step 3: Cross multiply
    1,639,918.46x = 2,260,022.92 × 1,180,234.97
  4. Step 4: Simplify right side
    1,639,918.46x = 2,667,358,072,692.22
  5. Step 5: Solve for x
    x = 2,667,358,072,692.22/1,639,918.46
  6. Step 6: Final answer
    x = 1,626,518.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.