Home / 793,926.72-1,189,503.36-661,656.96

Finding the Fourth Proportional to 793,926.72, 1,189,503.36 and 661,656.96

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Solution

The fourth proportional to 793,926.72, 1,189,503.36 and 661,656.96 is: 991,329.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,926.72 : 1,189,503.36 = 661,656.96 : x
  2. Step 2: Convert to fraction form
    793,926.72/1,189,503.36 = 661,656.96/x
  3. Step 3: Cross multiply
    793,926.72x = 1,189,503.36 × 661,656.96
  4. Step 4: Simplify right side
    793,926.72x = 787,043,177,087.39
  5. Step 5: Solve for x
    x = 787,043,177,087.39/793,926.72
  6. Step 6: Final answer
    x = 991,329.75

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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.