Home / 1,432,099.59-1,976,311.94-787,524.54

Finding the Fourth Proportional to 1,432,099.59, 1,976,311.94 and 787,524.54

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Solution

The fourth proportional to 1,432,099.59, 1,976,311.94 and 787,524.54 is: 1,086,791.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,099.59 : 1,976,311.94 = 787,524.54 : x
  2. Step 2: Convert to fraction form
    1,432,099.59/1,976,311.94 = 787,524.54/x
  3. Step 3: Cross multiply
    1,432,099.59x = 1,976,311.94 × 787,524.54
  4. Step 4: Simplify right side
    1,432,099.59x = 1,556,394,151,445.01
  5. Step 5: Solve for x
    x = 1,556,394,151,445.01/1,432,099.59
  6. Step 6: Final answer
    x = 1,086,791.84

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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.