Home / 1,327,498.80-1,990,081.80-795,231.60

Finding the Fourth Proportional to 1,327,498.80, 1,990,081.80 and 795,231.60

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Solution

The fourth proportional to 1,327,498.80, 1,990,081.80 and 795,231.60 is: 1,192,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,498.80 : 1,990,081.80 = 795,231.60 : x
  2. Step 2: Convert to fraction form
    1,327,498.80/1,990,081.80 = 795,231.60/x
  3. Step 3: Cross multiply
    1,327,498.80x = 1,990,081.80 × 795,231.60
  4. Step 4: Simplify right side
    1,327,498.80x = 1,582,575,933,944.88
  5. Step 5: Solve for x
    x = 1,582,575,933,944.88/1,327,498.80
  6. Step 6: Final answer
    x = 1,192,148.67

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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.