Home / 794,921.80-1,192,382.70-707,830.60

Finding the Fourth Proportional to 794,921.80, 1,192,382.70 and 707,830.60

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Solution

The fourth proportional to 794,921.80, 1,192,382.70 and 707,830.60 is: 1,061,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,921.80 : 1,192,382.70 = 707,830.60 : x
  2. Step 2: Convert to fraction form
    794,921.80/1,192,382.70 = 707,830.60/x
  3. Step 3: Cross multiply
    794,921.80x = 1,192,382.70 × 707,830.60
  4. Step 4: Simplify right side
    794,921.80x = 844,004,961,970.62
  5. Step 5: Solve for x
    x = 844,004,961,970.62/794,921.80
  6. Step 6: Final answer
    x = 1,061,745.90

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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.