Home / 3,644,171.20-5,029,571.52-2,117,164

Finding the Fourth Proportional to 3,644,171.20, 5,029,571.52 and 2,117,164

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Solution

The fourth proportional to 3,644,171.20, 5,029,571.52 and 2,117,164 is: 2,922,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,171.20 : 5,029,571.52 = 2,117,164 : x
  2. Step 2: Convert to fraction form
    3,644,171.20/5,029,571.52 = 2,117,164/x
  3. Step 3: Cross multiply
    3,644,171.20x = 5,029,571.52 × 2,117,164
  4. Step 4: Simplify right side
    3,644,171.20x = 10,648,427,757,569.28
  5. Step 5: Solve for x
    x = 10,648,427,757,569.28/3,644,171.20
  6. Step 6: Final answer
    x = 2,922,043.77

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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.