Home / 1,179,629.83-1,627,873.62-663,383.57

Finding the Fourth Proportional to 1,179,629.83, 1,627,873.62 and 663,383.57

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Solution

The fourth proportional to 1,179,629.83, 1,627,873.62 and 663,383.57 is: 915,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,629.83 : 1,627,873.62 = 663,383.57 : x
  2. Step 2: Convert to fraction form
    1,179,629.83/1,627,873.62 = 663,383.57/x
  3. Step 3: Cross multiply
    1,179,629.83x = 1,627,873.62 × 663,383.57
  4. Step 4: Simplify right side
    1,179,629.83x = 1,079,904,615,805.69
  5. Step 5: Solve for x
    x = 1,079,904,615,805.69/1,179,629.83
  6. Step 6: Final answer
    x = 915,460.59

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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.