Home / 3,108,435.66-4,287,999.33-2,139,884.46

Finding the Fourth Proportional to 3,108,435.66, 4,287,999.33 and 2,139,884.46

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Solution

The fourth proportional to 3,108,435.66, 4,287,999.33 and 2,139,884.46 is: 2,951,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,435.66 : 4,287,999.33 = 2,139,884.46 : x
  2. Step 2: Convert to fraction form
    3,108,435.66/4,287,999.33 = 2,139,884.46/x
  3. Step 3: Cross multiply
    3,108,435.66x = 4,287,999.33 × 2,139,884.46
  4. Step 4: Simplify right side
    3,108,435.66x = 9,175,823,130,757.41
  5. Step 5: Solve for x
    x = 9,175,823,130,757.41/3,108,435.66
  6. Step 6: Final answer
    x = 2,951,910.26

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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.