Home / 3,932,701.86-5,427,231.21-2,213,885.10

Finding the Fourth Proportional to 3,932,701.86, 5,427,231.21 and 2,213,885.10

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Solution

The fourth proportional to 3,932,701.86, 5,427,231.21 and 2,213,885.10 is: 3,055,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,701.86 : 5,427,231.21 = 2,213,885.10 : x
  2. Step 2: Convert to fraction form
    3,932,701.86/5,427,231.21 = 2,213,885.10/x
  3. Step 3: Cross multiply
    3,932,701.86x = 5,427,231.21 × 2,213,885.10
  4. Step 4: Simplify right side
    3,932,701.86x = 12,015,266,310,073.97
  5. Step 5: Solve for x
    x = 12,015,266,310,073.97/3,932,701.86
  6. Step 6: Final answer
    x = 3,055,219.22

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Double scale
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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.