Home / 1,203,735.60-1,661,331.96-694,338.48

Finding the Fourth Proportional to 1,203,735.60, 1,661,331.96 and 694,338.48

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Solution

The fourth proportional to 1,203,735.60, 1,661,331.96 and 694,338.48 is: 958,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,735.60 : 1,661,331.96 = 694,338.48 : x
  2. Step 2: Convert to fraction form
    1,203,735.60/1,661,331.96 = 694,338.48/x
  3. Step 3: Cross multiply
    1,203,735.60x = 1,661,331.96 × 694,338.48
  4. Step 4: Simplify right side
    1,203,735.60x = 1,153,526,707,881.82
  5. Step 5: Solve for x
    x = 1,153,526,707,881.82/1,203,735.60
  6. Step 6: Final answer
    x = 958,289.10

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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.