Home / 1,282,296.20-1,923,617.10-441,105.80

Finding the Fourth Proportional to 1,282,296.20, 1,923,617.10 and 441,105.80

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Solution

The fourth proportional to 1,282,296.20, 1,923,617.10 and 441,105.80 is: 661,718.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,296.20 : 1,923,617.10 = 441,105.80 : x
  2. Step 2: Convert to fraction form
    1,282,296.20/1,923,617.10 = 441,105.80/x
  3. Step 3: Cross multiply
    1,282,296.20x = 1,923,617.10 × 441,105.80
  4. Step 4: Simplify right side
    1,282,296.20x = 848,518,659,789.18
  5. Step 5: Solve for x
    x = 848,518,659,789.18/1,282,296.20
  6. Step 6: Final answer
    x = 661,718.14

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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.