Home / 1,065,213.02-1,469,986.17-581,778.29

Finding the Fourth Proportional to 1,065,213.02, 1,469,986.17 and 581,778.29

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Solution

The fourth proportional to 1,065,213.02, 1,469,986.17 and 581,778.29 is: 802,849.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,213.02 : 1,469,986.17 = 581,778.29 : x
  2. Step 2: Convert to fraction form
    1,065,213.02/1,469,986.17 = 581,778.29/x
  3. Step 3: Cross multiply
    1,065,213.02x = 1,469,986.17 × 581,778.29
  4. Step 4: Simplify right side
    1,065,213.02x = 855,206,040,306.25
  5. Step 5: Solve for x
    x = 855,206,040,306.25/1,065,213.02
  6. Step 6: Final answer
    x = 802,849.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.