Home / 1,086,730.62-1,627,975.34-711,616.38

Finding the Fourth Proportional to 1,086,730.62, 1,627,975.34 and 711,616.38

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Solution

The fourth proportional to 1,086,730.62, 1,627,975.34 and 711,616.38 is: 1,066,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,730.62 : 1,627,975.34 = 711,616.38 : x
  2. Step 2: Convert to fraction form
    1,086,730.62/1,627,975.34 = 711,616.38/x
  3. Step 3: Cross multiply
    1,086,730.62x = 1,627,975.34 × 711,616.38
  4. Step 4: Simplify right side
    1,086,730.62x = 1,158,493,918,180.07
  5. Step 5: Solve for x
    x = 1,158,493,918,180.07/1,086,730.62
  6. Step 6: Final answer
    x = 1,066,035.96

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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.