Home / 1,876,782.69-2,815,147.73-739,554.77

Finding the Fourth Proportional to 1,876,782.69, 2,815,147.73 and 739,554.77

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Solution

The fourth proportional to 1,876,782.69, 2,815,147.73 and 739,554.77 is: 1,109,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,782.69 : 2,815,147.73 = 739,554.77 : x
  2. Step 2: Convert to fraction form
    1,876,782.69/2,815,147.73 = 739,554.77/x
  3. Step 3: Cross multiply
    1,876,782.69x = 2,815,147.73 × 739,554.77
  4. Step 4: Simplify right side
    1,876,782.69x = 2,081,955,914,202.66
  5. Step 5: Solve for x
    x = 2,081,955,914,202.66/1,876,782.69
  6. Step 6: Final answer
    x = 1,109,321.78

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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.