Home / 1,058,375.03-1,587,562.54-987,516.23

Finding the Fourth Proportional to 1,058,375.03, 1,587,562.54 and 987,516.23

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Solution

The fourth proportional to 1,058,375.03, 1,587,562.54 and 987,516.23 is: 1,481,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,375.03 : 1,587,562.54 = 987,516.23 : x
  2. Step 2: Convert to fraction form
    1,058,375.03/1,587,562.54 = 987,516.23/x
  3. Step 3: Cross multiply
    1,058,375.03x = 1,587,562.54 × 987,516.23
  4. Step 4: Simplify right side
    1,058,375.03x = 1,567,743,763,983.42
  5. Step 5: Solve for x
    x = 1,567,743,763,983.42/1,058,375.03
  6. Step 6: Final answer
    x = 1,481,274.34

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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.