Home / 1,028,065.85-1,419,479.33-825,232.53

Finding the Fourth Proportional to 1,028,065.85, 1,419,479.33 and 825,232.53

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Solution

The fourth proportional to 1,028,065.85, 1,419,479.33 and 825,232.53 is: 1,139,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,065.85 : 1,419,479.33 = 825,232.53 : x
  2. Step 2: Convert to fraction form
    1,028,065.85/1,419,479.33 = 825,232.53/x
  3. Step 3: Cross multiply
    1,028,065.85x = 1,419,479.33 × 825,232.53
  4. Step 4: Simplify right side
    1,028,065.85x = 1,171,400,514,652.44
  5. Step 5: Solve for x
    x = 1,171,400,514,652.44/1,028,065.85
  6. Step 6: Final answer
    x = 1,139,421.68

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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.