Home / 3,971,261.96-5,955,908.79-1,131,398.72

Finding the Fourth Proportional to 3,971,261.96, 5,955,908.79 and 1,131,398.72

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Solution

The fourth proportional to 3,971,261.96, 5,955,908.79 and 1,131,398.72 is: 1,696,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,261.96 : 5,955,908.79 = 1,131,398.72 : x
  2. Step 2: Convert to fraction form
    3,971,261.96/5,955,908.79 = 1,131,398.72/x
  3. Step 3: Cross multiply
    3,971,261.96x = 5,955,908.79 × 1,131,398.72
  4. Step 4: Simplify right side
    3,971,261.96x = 6,738,507,581,442.75
  5. Step 5: Solve for x
    x = 6,738,507,581,442.75/3,971,261.96
  6. Step 6: Final answer
    x = 1,696,817.70

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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.