Home / 1,030,782.14-1,422,431.13-571,891.83

Finding the Fourth Proportional to 1,030,782.14, 1,422,431.13 and 571,891.83

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Solution

The fourth proportional to 1,030,782.14, 1,422,431.13 and 571,891.83 is: 789,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,782.14 : 1,422,431.13 = 571,891.83 : x
  2. Step 2: Convert to fraction form
    1,030,782.14/1,422,431.13 = 571,891.83/x
  3. Step 3: Cross multiply
    1,030,782.14x = 1,422,431.13 × 571,891.83
  4. Step 4: Simplify right side
    1,030,782.14x = 813,476,741,984.67
  5. Step 5: Solve for x
    x = 813,476,741,984.67/1,030,782.14
  6. Step 6: Final answer
    x = 789,183.97

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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.