Home / 985,973.82-1,479,481.44-699,635.70

Finding the Fourth Proportional to 985,973.82, 1,479,481.44 and 699,635.70

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Solution

The fourth proportional to 985,973.82, 1,479,481.44 and 699,635.70 is: 1,049,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,973.82 : 1,479,481.44 = 699,635.70 : x
  2. Step 2: Convert to fraction form
    985,973.82/1,479,481.44 = 699,635.70/x
  3. Step 3: Cross multiply
    985,973.82x = 1,479,481.44 × 699,635.70
  4. Step 4: Simplify right side
    985,973.82x = 1,035,098,030,287.77
  5. Step 5: Solve for x
    x = 1,035,098,030,287.77/985,973.82
  6. Step 6: Final answer
    x = 1,049,823.04

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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.