Home / 792,077.80-1,188,116.70-704,986.60

Finding the Fourth Proportional to 792,077.80, 1,188,116.70 and 704,986.60

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Solution

The fourth proportional to 792,077.80, 1,188,116.70 and 704,986.60 is: 1,057,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,077.80 : 1,188,116.70 = 704,986.60 : x
  2. Step 2: Convert to fraction form
    792,077.80/1,188,116.70 = 704,986.60/x
  3. Step 3: Cross multiply
    792,077.80x = 1,188,116.70 × 704,986.60
  4. Step 4: Simplify right side
    792,077.80x = 837,606,352,736.22
  5. Step 5: Solve for x
    x = 837,606,352,736.22/792,077.80
  6. Step 6: Final answer
    x = 1,057,479.90

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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.