Home / 1,431,093.56-1,974,956.46-786,536.60

Finding the Fourth Proportional to 1,431,093.56, 1,974,956.46 and 786,536.60

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Solution

The fourth proportional to 1,431,093.56, 1,974,956.46 and 786,536.60 is: 1,085,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,093.56 : 1,974,956.46 = 786,536.60 : x
  2. Step 2: Convert to fraction form
    1,431,093.56/1,974,956.46 = 786,536.60/x
  3. Step 3: Cross multiply
    1,431,093.56x = 1,974,956.46 × 786,536.60
  4. Step 4: Simplify right side
    1,431,093.56x = 1,553,375,539,196.44
  5. Step 5: Solve for x
    x = 1,553,375,539,196.44/1,431,093.56
  6. Step 6: Final answer
    x = 1,085,446.53

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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.