Home / 2,322,817.40-3,485,262.90-827,982.20

Finding the Fourth Proportional to 2,322,817.40, 3,485,262.90 and 827,982.20

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Solution

The fourth proportional to 2,322,817.40, 3,485,262.90 and 827,982.20 is: 1,242,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322,817.40 : 3,485,262.90 = 827,982.20 : x
  2. Step 2: Convert to fraction form
    2,322,817.40/3,485,262.90 = 827,982.20/x
  3. Step 3: Cross multiply
    2,322,817.40x = 3,485,262.90 × 827,982.20
  4. Step 4: Simplify right side
    2,322,817.40x = 2,885,735,643,520.38
  5. Step 5: Solve for x
    x = 2,885,735,643,520.38/2,322,817.40
  6. Step 6: Final answer
    x = 1,242,342.87

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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.