Home / 2,196,165.30-3,293,944.20-680,890.20

Finding the Fourth Proportional to 2,196,165.30, 3,293,944.20 and 680,890.20

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Solution

The fourth proportional to 2,196,165.30, 3,293,944.20 and 680,890.20 is: 1,021,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,165.30 : 3,293,944.20 = 680,890.20 : x
  2. Step 2: Convert to fraction form
    2,196,165.30/3,293,944.20 = 680,890.20/x
  3. Step 3: Cross multiply
    2,196,165.30x = 3,293,944.20 × 680,890.20
  4. Step 4: Simplify right side
    2,196,165.30x = 2,242,814,325,126.84
  5. Step 5: Solve for x
    x = 2,242,814,325,126.84/2,196,165.30
  6. Step 6: Final answer
    x = 1,021,241.13

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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.