Home / 1,086,731.62-1,627,976.84-711,617.38

Finding the Fourth Proportional to 1,086,731.62, 1,627,976.84 and 711,617.38

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Solution

The fourth proportional to 1,086,731.62, 1,627,976.84 and 711,617.38 is: 1,066,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,731.62 : 1,627,976.84 = 711,617.38 : x
  2. Step 2: Convert to fraction form
    1,086,731.62/1,627,976.84 = 711,617.38/x
  3. Step 3: Cross multiply
    1,086,731.62x = 1,627,976.84 × 711,617.38
  4. Step 4: Simplify right side
    1,086,731.62x = 1,158,496,613,581.48
  5. Step 5: Solve for x
    x = 1,158,496,613,581.48/1,086,731.62
  6. Step 6: Final answer
    x = 1,066,037.46

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