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Finding the Fourth Proportional to 1,181,986, 1,772,979 and 295,522

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Solution

The fourth proportional to 1,181,986, 1,772,979 and 295,522 is: 443,283

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,986 : 1,772,979 = 295,522 : x
  2. Step 2: Convert to fraction form
    1,181,986/1,772,979 = 295,522/x
  3. Step 3: Cross multiply
    1,181,986x = 1,772,979 × 295,522
  4. Step 4: Simplify right side
    1,181,986x = 523,954,300,038
  5. Step 5: Solve for x
    x = 523,954,300,038/1,181,986
  6. Step 6: Final answer
    x = 443,283

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.