Home / 4,620,914.20-6,376,832.88-2,555,892.78

Finding the Fourth Proportional to 4,620,914.20, 6,376,832.88 and 2,555,892.78

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Solution

The fourth proportional to 4,620,914.20, 6,376,832.88 and 2,555,892.78 is: 3,527,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,914.20 : 6,376,832.88 = 2,555,892.78 : x
  2. Step 2: Convert to fraction form
    4,620,914.20/6,376,832.88 = 2,555,892.78/x
  3. Step 3: Cross multiply
    4,620,914.20x = 6,376,832.88 × 2,555,892.78
  4. Step 4: Simplify right side
    4,620,914.20x = 16,298,501,117,258.61
  5. Step 5: Solve for x
    x = 16,298,501,117,258.61/4,620,914.20
  6. Step 6: Final answer
    x = 3,527,116.15

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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.