Home / 933,556.40-1,397,224.20-858,906.80

Finding the Fourth Proportional to 933,556.40, 1,397,224.20 and 858,906.80

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Solution

The fourth proportional to 933,556.40, 1,397,224.20 and 858,906.80 is: 1,285,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,556.40 : 1,397,224.20 = 858,906.80 : x
  2. Step 2: Convert to fraction form
    933,556.40/1,397,224.20 = 858,906.80/x
  3. Step 3: Cross multiply
    933,556.40x = 1,397,224.20 × 858,906.80
  4. Step 4: Simplify right side
    933,556.40x = 1,200,085,366,504.56
  5. Step 5: Solve for x
    x = 1,200,085,366,504.56/933,556.40
  6. Step 6: Final answer
    x = 1,285,498.52

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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.