Home / 3,207,026.20-4,424,018.25-1,982,940.43

Finding the Fourth Proportional to 3,207,026.20, 4,424,018.25 and 1,982,940.43

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Solution

The fourth proportional to 3,207,026.20, 4,424,018.25 and 1,982,940.43 is: 2,735,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,026.20 : 4,424,018.25 = 1,982,940.43 : x
  2. Step 2: Convert to fraction form
    3,207,026.20/4,424,018.25 = 1,982,940.43/x
  3. Step 3: Cross multiply
    3,207,026.20x = 4,424,018.25 × 1,982,940.43
  4. Step 4: Simplify right side
    3,207,026.20x = 8,772,564,632,486.78
  5. Step 5: Solve for x
    x = 8,772,564,632,486.78/3,207,026.20
  6. Step 6: Final answer
    x = 2,735,420.32

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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.