Home / 936,163.80-1,404,245.70-926,832.60

Finding the Fourth Proportional to 936,163.80, 1,404,245.70 and 926,832.60

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Solution

The fourth proportional to 936,163.80, 1,404,245.70 and 926,832.60 is: 1,390,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,163.80 : 1,404,245.70 = 926,832.60 : x
  2. Step 2: Convert to fraction form
    936,163.80/1,404,245.70 = 926,832.60/x
  3. Step 3: Cross multiply
    936,163.80x = 1,404,245.70 × 926,832.60
  4. Step 4: Simplify right side
    936,163.80x = 1,301,500,693,169.82
  5. Step 5: Solve for x
    x = 1,301,500,693,169.82/936,163.80
  6. Step 6: Final answer
    x = 1,390,248.90

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Similar ratio
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1.5x scale

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.