Home / 1,943,167.80-2,914,233.30-680,863.80

Finding the Fourth Proportional to 1,943,167.80, 2,914,233.30 and 680,863.80

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Solution

The fourth proportional to 1,943,167.80, 2,914,233.30 and 680,863.80 is: 1,021,114.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,167.80 : 2,914,233.30 = 680,863.80 : x
  2. Step 2: Convert to fraction form
    1,943,167.80/2,914,233.30 = 680,863.80/x
  3. Step 3: Cross multiply
    1,943,167.80x = 2,914,233.30 × 680,863.80
  4. Step 4: Simplify right side
    1,943,167.80x = 1,984,195,958,724.54
  5. Step 5: Solve for x
    x = 1,984,195,958,724.54/1,943,167.80
  6. Step 6: Final answer
    x = 1,021,114.06

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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.