Home / 1,165,929.69-1,608,961.38-635,505.48

Finding the Fourth Proportional to 1,165,929.69, 1,608,961.38 and 635,505.48

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Solution

The fourth proportional to 1,165,929.69, 1,608,961.38 and 635,505.48 is: 876,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,929.69 : 1,608,961.38 = 635,505.48 : x
  2. Step 2: Convert to fraction form
    1,165,929.69/1,608,961.38 = 635,505.48/x
  3. Step 3: Cross multiply
    1,165,929.69x = 1,608,961.38 × 635,505.48
  4. Step 4: Simplify right side
    1,165,929.69x = 1,022,503,774,098.36
  5. Step 5: Solve for x
    x = 1,022,503,774,098.36/1,165,929.69
  6. Step 6: Final answer
    x = 876,985.79

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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.