Home / 3,901,591.05-5,384,109.90-2,135,480.59

Finding the Fourth Proportional to 3,901,591.05, 5,384,109.90 and 2,135,480.59

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Solution

The fourth proportional to 3,901,591.05, 5,384,109.90 and 2,135,480.59 is: 2,946,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,591.05 : 5,384,109.90 = 2,135,480.59 : x
  2. Step 2: Convert to fraction form
    3,901,591.05/5,384,109.90 = 2,135,480.59/x
  3. Step 3: Cross multiply
    3,901,591.05x = 5,384,109.90 × 2,135,480.59
  4. Step 4: Simplify right side
    3,901,591.05x = 11,497,662,185,876.84
  5. Step 5: Solve for x
    x = 11,497,662,185,876.84/3,901,591.05
  6. Step 6: Final answer
    x = 2,946,916.28

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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.