Home / 1,010,142.46-1,394,025.99-551,286.54

Finding the Fourth Proportional to 1,010,142.46, 1,394,025.99 and 551,286.54

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Solution

The fourth proportional to 1,010,142.46, 1,394,025.99 and 551,286.54 is: 760,791.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,142.46 : 1,394,025.99 = 551,286.54 : x
  2. Step 2: Convert to fraction form
    1,010,142.46/1,394,025.99 = 551,286.54/x
  3. Step 3: Cross multiply
    1,010,142.46x = 1,394,025.99 × 551,286.54
  4. Step 4: Simplify right side
    1,010,142.46x = 768,507,764,697.18
  5. Step 5: Solve for x
    x = 768,507,764,697.18/1,010,142.46
  6. Step 6: Final answer
    x = 760,791.47

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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.