Home / 2,135,414.78-2,946,872.64-1,168,545.27

Finding the Fourth Proportional to 2,135,414.78, 2,946,872.64 and 1,168,545.27

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Solution

The fourth proportional to 2,135,414.78, 2,946,872.64 and 1,168,545.27 is: 1,612,592.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,414.78 : 2,946,872.64 = 1,168,545.27 : x
  2. Step 2: Convert to fraction form
    2,135,414.78/2,946,872.64 = 1,168,545.27/x
  3. Step 3: Cross multiply
    2,135,414.78x = 2,946,872.64 × 1,168,545.27
  4. Step 4: Simplify right side
    2,135,414.78x = 3,443,554,084,764.41
  5. Step 5: Solve for x
    x = 3,443,554,084,764.41/2,135,414.78
  6. Step 6: Final answer
    x = 1,612,592.61

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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.