Home / 827,083.80-1,240,625.70-736,882.20

Finding the Fourth Proportional to 827,083.80, 1,240,625.70 and 736,882.20

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Solution

The fourth proportional to 827,083.80, 1,240,625.70 and 736,882.20 is: 1,105,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,083.80 : 1,240,625.70 = 736,882.20 : x
  2. Step 2: Convert to fraction form
    827,083.80/1,240,625.70 = 736,882.20/x
  3. Step 3: Cross multiply
    827,083.80x = 1,240,625.70 × 736,882.20
  4. Step 4: Simplify right side
    827,083.80x = 914,194,995,192.54
  5. Step 5: Solve for x
    x = 914,194,995,192.54/827,083.80
  6. Step 6: Final answer
    x = 1,105,323.30

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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.