Home / 3,936,954.02-5,432,996.55-2,126,118.02

Finding the Fourth Proportional to 3,936,954.02, 5,432,996.55 and 2,126,118.02

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Solution

The fourth proportional to 3,936,954.02, 5,432,996.55 and 2,126,118.02 is: 2,934,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,954.02 : 5,432,996.55 = 2,126,118.02 : x
  2. Step 2: Convert to fraction form
    3,936,954.02/5,432,996.55 = 2,126,118.02/x
  3. Step 3: Cross multiply
    3,936,954.02x = 5,432,996.55 × 2,126,118.02
  4. Step 4: Simplify right side
    3,936,954.02x = 11,551,191,867,552.83
  5. Step 5: Solve for x
    x = 11,551,191,867,552.83/3,936,954.02
  6. Step 6: Final answer
    x = 2,934,042.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.