Home / 1,795,318.86-2,690,651.56-729,122.34

Finding the Fourth Proportional to 1,795,318.86, 2,690,651.56 and 729,122.34

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Solution

The fourth proportional to 1,795,318.86, 2,690,651.56 and 729,122.34 is: 1,092,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,318.86 : 2,690,651.56 = 729,122.34 : x
  2. Step 2: Convert to fraction form
    1,795,318.86/2,690,651.56 = 729,122.34/x
  3. Step 3: Cross multiply
    1,795,318.86x = 2,690,651.56 × 729,122.34
  4. Step 4: Simplify right side
    1,795,318.86x = 1,961,814,161,551.85
  5. Step 5: Solve for x
    x = 1,961,814,161,551.85/1,795,318.86
  6. Step 6: Final answer
    x = 1,092,738.57

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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.