Home / 1,040,172.63-1,560,147.17-705,362.37

Finding the Fourth Proportional to 1,040,172.63, 1,560,147.17 and 705,362.37

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Solution

The fourth proportional to 1,040,172.63, 1,560,147.17 and 705,362.37 is: 1,057,967.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,172.63 : 1,560,147.17 = 705,362.37 : x
  2. Step 2: Convert to fraction form
    1,040,172.63/1,560,147.17 = 705,362.37/x
  3. Step 3: Cross multiply
    1,040,172.63x = 1,560,147.17 × 705,362.37
  4. Step 4: Simplify right side
    1,040,172.63x = 1,100,469,101,853.18
  5. Step 5: Solve for x
    x = 1,100,469,101,853.18/1,040,172.63
  6. Step 6: Final answer
    x = 1,057,967.75

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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.