Home / 1,010,486.44-1,394,448.78-551,609.56

Finding the Fourth Proportional to 1,010,486.44, 1,394,448.78 and 551,609.56

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Solution

The fourth proportional to 1,010,486.44, 1,394,448.78 and 551,609.56 is: 761,208.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,486.44 : 1,394,448.78 = 551,609.56 : x
  2. Step 2: Convert to fraction form
    1,010,486.44/1,394,448.78 = 551,609.56/x
  3. Step 3: Cross multiply
    1,010,486.44x = 1,394,448.78 × 551,609.56
  4. Step 4: Simplify right side
    1,010,486.44x = 769,191,277,978.34
  5. Step 5: Solve for x
    x = 769,191,277,978.34/1,010,486.44
  6. Step 6: Final answer
    x = 761,208.91

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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.