Home / 1,223,455.80-1,835,183.70-336,991.80

Finding the Fourth Proportional to 1,223,455.80, 1,835,183.70 and 336,991.80

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Solution

The fourth proportional to 1,223,455.80, 1,835,183.70 and 336,991.80 is: 505,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,455.80 : 1,835,183.70 = 336,991.80 : x
  2. Step 2: Convert to fraction form
    1,223,455.80/1,835,183.70 = 336,991.80/x
  3. Step 3: Cross multiply
    1,223,455.80x = 1,835,183.70 × 336,991.80
  4. Step 4: Simplify right side
    1,223,455.80x = 618,441,858,393.66
  5. Step 5: Solve for x
    x = 618,441,858,393.66/1,223,455.80
  6. Step 6: Final answer
    x = 505,487.70

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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.