Home / 3,638,467.20-5,455,076.40-2,377,005.60

Finding the Fourth Proportional to 3,638,467.20, 5,455,076.40 and 2,377,005.60

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Solution

The fourth proportional to 3,638,467.20, 5,455,076.40 and 2,377,005.60 is: 3,563,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,467.20 : 5,455,076.40 = 2,377,005.60 : x
  2. Step 2: Convert to fraction form
    3,638,467.20/5,455,076.40 = 2,377,005.60/x
  3. Step 3: Cross multiply
    3,638,467.20x = 5,455,076.40 × 2,377,005.60
  4. Step 4: Simplify right side
    3,638,467.20x = 12,966,747,151,227.84
  5. Step 5: Solve for x
    x = 12,966,747,151,227.84/3,638,467.20
  6. Step 6: Final answer
    x = 3,563,793.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.