Home / 1,095,704.78-1,512,043.56-612,273.89

Finding the Fourth Proportional to 1,095,704.78, 1,512,043.56 and 612,273.89

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Solution

The fourth proportional to 1,095,704.78, 1,512,043.56 and 612,273.89 is: 844,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,704.78 : 1,512,043.56 = 612,273.89 : x
  2. Step 2: Convert to fraction form
    1,095,704.78/1,512,043.56 = 612,273.89/x
  3. Step 3: Cross multiply
    1,095,704.78x = 1,512,043.56 × 612,273.89
  4. Step 4: Simplify right side
    1,095,704.78x = 925,784,784,770.43
  5. Step 5: Solve for x
    x = 925,784,784,770.43/1,095,704.78
  6. Step 6: Final answer
    x = 844,921.74

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Double scale
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1.5x scale

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.