Home / 1,010,485.44-1,394,447.40-551,608.56

Finding the Fourth Proportional to 1,010,485.44, 1,394,447.40 and 551,608.56

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Solution

The fourth proportional to 1,010,485.44, 1,394,447.40 and 551,608.56 is: 761,207.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,485.44 : 1,394,447.40 = 551,608.56 : x
  2. Step 2: Convert to fraction form
    1,010,485.44/1,394,447.40 = 551,608.56/x
  3. Step 3: Cross multiply
    1,010,485.44x = 1,394,447.40 × 551,608.56
  4. Step 4: Simplify right side
    1,010,485.44x = 769,189,122,309.74
  5. Step 5: Solve for x
    x = 769,189,122,309.74/1,010,485.44
  6. Step 6: Final answer
    x = 761,207.53

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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.