Home / 1,010,777.75-1,394,892.71-551,910.51

Finding the Fourth Proportional to 1,010,777.75, 1,394,892.71 and 551,910.51

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Solution

The fourth proportional to 1,010,777.75, 1,394,892.71 and 551,910.51 is: 761,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,777.75 : 1,394,892.71 = 551,910.51 : x
  2. Step 2: Convert to fraction form
    1,010,777.75/1,394,892.71 = 551,910.51/x
  3. Step 3: Cross multiply
    1,010,777.75x = 1,394,892.71 × 551,910.51
  4. Step 4: Simplify right side
    1,010,777.75x = 769,855,944,211.83
  5. Step 5: Solve for x
    x = 769,855,944,211.83/1,010,777.75
  6. Step 6: Final answer
    x = 761,647.11

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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.