Home / 1,058,082.60-1,584,791.10-918,114.60

Finding the Fourth Proportional to 1,058,082.60, 1,584,791.10 and 918,114.60

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Solution

The fourth proportional to 1,058,082.60, 1,584,791.10 and 918,114.60 is: 1,375,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,082.60 : 1,584,791.10 = 918,114.60 : x
  2. Step 2: Convert to fraction form
    1,058,082.60/1,584,791.10 = 918,114.60/x
  3. Step 3: Cross multiply
    1,058,082.60x = 1,584,791.10 × 918,114.60
  4. Step 4: Simplify right side
    1,058,082.60x = 1,455,019,846,860.06
  5. Step 5: Solve for x
    x = 1,455,019,846,860.06/1,058,082.60
  6. Step 6: Final answer
    x = 1,375,147.69

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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.