Home / 1,414,589.76-1,952,131.68-770,007.96

Finding the Fourth Proportional to 1,414,589.76, 1,952,131.68 and 770,007.96

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Solution

The fourth proportional to 1,414,589.76, 1,952,131.68 and 770,007.96 is: 1,062,609.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,589.76 : 1,952,131.68 = 770,007.96 : x
  2. Step 2: Convert to fraction form
    1,414,589.76/1,952,131.68 = 770,007.96/x
  3. Step 3: Cross multiply
    1,414,589.76x = 1,952,131.68 × 770,007.96
  4. Step 4: Simplify right side
    1,414,589.76x = 1,503,156,932,568.17
  5. Step 5: Solve for x
    x = 1,503,156,932,568.17/1,414,589.76
  6. Step 6: Final answer
    x = 1,062,609.79

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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.