Home / 3,411,957.12-5,117,942.28-887,608.32

Finding the Fourth Proportional to 3,411,957.12, 5,117,942.28 and 887,608.32

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Solution

The fourth proportional to 3,411,957.12, 5,117,942.28 and 887,608.32 is: 1,331,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,957.12 : 5,117,942.28 = 887,608.32 : x
  2. Step 2: Convert to fraction form
    3,411,957.12/5,117,942.28 = 887,608.32/x
  3. Step 3: Cross multiply
    3,411,957.12x = 5,117,942.28 × 887,608.32
  4. Step 4: Simplify right side
    3,411,957.12x = 4,542,728,149,007.77
  5. Step 5: Solve for x
    x = 4,542,728,149,007.77/3,411,957.12
  6. Step 6: Final answer
    x = 1,331,414.20

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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.