Home / 1,010,407.77-1,394,375.75-551,535.53

Finding the Fourth Proportional to 1,010,407.77, 1,394,375.75 and 551,535.53

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Solution

The fourth proportional to 1,010,407.77, 1,394,375.75 and 551,535.53 is: 761,126.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,407.77 : 1,394,375.75 = 551,535.53 : x
  2. Step 2: Convert to fraction form
    1,010,407.77/1,394,375.75 = 551,535.53/x
  3. Step 3: Cross multiply
    1,010,407.77x = 1,394,375.75 × 551,535.53
  4. Step 4: Simplify right side
    1,010,407.77x = 769,047,765,537.72
  5. Step 5: Solve for x
    x = 769,047,765,537.72/1,010,407.77
  6. Step 6: Final answer
    x = 761,126.14

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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.