Home / 1,400,584.91-2,100,951.81-441,115.54

Finding the Fourth Proportional to 1,400,584.91, 2,100,951.81 and 441,115.54

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Solution

The fourth proportional to 1,400,584.91, 2,100,951.81 and 441,115.54 is: 661,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,584.91 : 2,100,951.81 = 441,115.54 : x
  2. Step 2: Convert to fraction form
    1,400,584.91/2,100,951.81 = 441,115.54/x
  3. Step 3: Cross multiply
    1,400,584.91x = 2,100,951.81 × 441,115.54
  4. Step 4: Simplify right side
    1,400,584.91x = 926,762,492,182.13
  5. Step 5: Solve for x
    x = 926,762,492,182.13/1,400,584.91
  6. Step 6: Final answer
    x = 661,696.76

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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.