Home / 1,190,094.96-1,642,286.04-646,218.96

Finding the Fourth Proportional to 1,190,094.96, 1,642,286.04 and 646,218.96

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Solution

The fourth proportional to 1,190,094.96, 1,642,286.04 and 646,218.96 is: 891,757.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,094.96 : 1,642,286.04 = 646,218.96 : x
  2. Step 2: Convert to fraction form
    1,190,094.96/1,642,286.04 = 646,218.96/x
  3. Step 3: Cross multiply
    1,190,094.96x = 1,642,286.04 × 646,218.96
  4. Step 4: Simplify right side
    1,190,094.96x = 1,061,276,376,791.32
  5. Step 5: Solve for x
    x = 1,061,276,376,791.32/1,190,094.96
  6. Step 6: Final answer
    x = 891,757.73

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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.