Home / 1,040,189.04-1,560,283.55-719,331.53

Finding the Fourth Proportional to 1,040,189.04, 1,560,283.55 and 719,331.53

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Solution

The fourth proportional to 1,040,189.04, 1,560,283.55 and 719,331.53 is: 1,078,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,189.04 : 1,560,283.55 = 719,331.53 : x
  2. Step 2: Convert to fraction form
    1,040,189.04/1,560,283.55 = 719,331.53/x
  3. Step 3: Cross multiply
    1,040,189.04x = 1,560,283.55 × 719,331.53
  4. Step 4: Simplify right side
    1,040,189.04x = 1,122,361,158,954.37
  5. Step 5: Solve for x
    x = 1,122,361,158,954.37/1,040,189.04
  6. Step 6: Final answer
    x = 1,078,997.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.