Home / 4,920,360.60-7,356,921.30-3,644,902.20

Finding the Fourth Proportional to 4,920,360.60, 7,356,921.30 and 3,644,902.20

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Solution

The fourth proportional to 4,920,360.60, 7,356,921.30 and 3,644,902.20 is: 5,449,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,360.60 : 7,356,921.30 = 3,644,902.20 : x
  2. Step 2: Convert to fraction form
    4,920,360.60/7,356,921.30 = 3,644,902.20/x
  3. Step 3: Cross multiply
    4,920,360.60x = 7,356,921.30 × 3,644,902.20
  4. Step 4: Simplify right side
    4,920,360.60x = 26,815,258,631,596.86
  5. Step 5: Solve for x
    x = 26,815,258,631,596.86/4,920,360.60
  6. Step 6: Final answer
    x = 5,449,856.38

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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.