Home / 1,157,481.62-1,597,321.51-641,236.49

Finding the Fourth Proportional to 1,157,481.62, 1,597,321.51 and 641,236.49

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Solution

The fourth proportional to 1,157,481.62, 1,597,321.51 and 641,236.49 is: 884,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,481.62 : 1,597,321.51 = 641,236.49 : x
  2. Step 2: Convert to fraction form
    1,157,481.62/1,597,321.51 = 641,236.49/x
  3. Step 3: Cross multiply
    1,157,481.62x = 1,597,321.51 × 641,236.49
  4. Step 4: Simplify right side
    1,157,481.62x = 1,024,260,828,884.20
  5. Step 5: Solve for x
    x = 1,024,260,828,884.20/1,157,481.62
  6. Step 6: Final answer
    x = 884,904.62

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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.