Home / 1,095,711.32-1,512,052.58-612,280.44

Finding the Fourth Proportional to 1,095,711.32, 1,512,052.58 and 612,280.44

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Solution

The fourth proportional to 1,095,711.32, 1,512,052.58 and 612,280.44 is: 844,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,711.32 : 1,512,052.58 = 612,280.44 : x
  2. Step 2: Convert to fraction form
    1,095,711.32/1,512,052.58 = 612,280.44/x
  3. Step 3: Cross multiply
    1,095,711.32x = 1,512,052.58 × 612,280.44
  4. Step 4: Simplify right side
    1,095,711.32x = 925,800,220,516.24
  5. Step 5: Solve for x
    x = 925,800,220,516.24/1,095,711.32
  6. Step 6: Final answer
    x = 844,930.78

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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.