Home / 1,512,256.05-2,086,894.17-823,956.57

Finding the Fourth Proportional to 1,512,256.05, 2,086,894.17 and 823,956.57

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Solution

The fourth proportional to 1,512,256.05, 2,086,894.17 and 823,956.57 is: 1,137,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,256.05 : 2,086,894.17 = 823,956.57 : x
  2. Step 2: Convert to fraction form
    1,512,256.05/2,086,894.17 = 823,956.57/x
  3. Step 3: Cross multiply
    1,512,256.05x = 2,086,894.17 × 823,956.57
  4. Step 4: Simplify right side
    1,512,256.05x = 1,719,510,162,266.20
  5. Step 5: Solve for x
    x = 1,719,510,162,266.20/1,512,256.05
  6. Step 6: Final answer
    x = 1,137,049.62

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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.