Home / 3,892,961.73-5,372,440.85-2,239,106.20

Finding the Fourth Proportional to 3,892,961.73, 5,372,440.85 and 2,239,106.20

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Solution

The fourth proportional to 3,892,961.73, 5,372,440.85 and 2,239,106.20 is: 3,090,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,961.73 : 5,372,440.85 = 2,239,106.20 : x
  2. Step 2: Convert to fraction form
    3,892,961.73/5,372,440.85 = 2,239,106.20/x
  3. Step 3: Cross multiply
    3,892,961.73x = 5,372,440.85 × 2,239,106.20
  4. Step 4: Simplify right side
    3,892,961.73x = 12,029,465,608,534.93
  5. Step 5: Solve for x
    x = 12,029,465,608,534.93/3,892,961.73
  6. Step 6: Final answer
    x = 3,090,054.93

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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.