Home / 1,027,586.86-1,419,425.27-788,819.92

Finding the Fourth Proportional to 1,027,586.86, 1,419,425.27 and 788,819.92

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Solution

The fourth proportional to 1,027,586.86, 1,419,425.27 and 788,819.92 is: 1,089,611.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,586.86 : 1,419,425.27 = 788,819.92 : x
  2. Step 2: Convert to fraction form
    1,027,586.86/1,419,425.27 = 788,819.92/x
  3. Step 3: Cross multiply
    1,027,586.86x = 1,419,425.27 × 788,819.92
  4. Step 4: Simplify right side
    1,027,586.86x = 1,119,670,923,392.79
  5. Step 5: Solve for x
    x = 1,119,670,923,392.79/1,027,586.86
  6. Step 6: Final answer
    x = 1,089,611.95

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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.