Home / 2,848,142.23-3,930,441.05-1,541,395.44

Finding the Fourth Proportional to 2,848,142.23, 3,930,441.05 and 1,541,395.44

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Solution

The fourth proportional to 2,848,142.23, 3,930,441.05 and 1,541,395.44 is: 2,127,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,142.23 : 3,930,441.05 = 1,541,395.44 : x
  2. Step 2: Convert to fraction form
    2,848,142.23/3,930,441.05 = 1,541,395.44/x
  3. Step 3: Cross multiply
    2,848,142.23x = 3,930,441.05 × 1,541,395.44
  4. Step 4: Simplify right side
    2,848,142.23x = 6,058,363,906,841.95
  5. Step 5: Solve for x
    x = 6,058,363,906,841.95/2,848,142.23
  6. Step 6: Final answer
    x = 2,127,128.29

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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.