Home / 3,515,442.84-4,851,672.78-2,138,884.32

Finding the Fourth Proportional to 3,515,442.84, 4,851,672.78 and 2,138,884.32

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Solution

The fourth proportional to 3,515,442.84, 4,851,672.78 and 2,138,884.32 is: 2,951,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,442.84 : 4,851,672.78 = 2,138,884.32 : x
  2. Step 2: Convert to fraction form
    3,515,442.84/4,851,672.78 = 2,138,884.32/x
  3. Step 3: Cross multiply
    3,515,442.84x = 4,851,672.78 × 2,138,884.32
  4. Step 4: Simplify right side
    3,515,442.84x = 10,377,166,834,912.81
  5. Step 5: Solve for x
    x = 10,377,166,834,912.81/3,515,442.84
  6. Step 6: Final answer
    x = 2,951,880.41

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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.