Home / 1,082,279.40-1,627,355.70-1,058,659.80

Finding the Fourth Proportional to 1,082,279.40, 1,627,355.70 and 1,058,659.80

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Solution

The fourth proportional to 1,082,279.40, 1,627,355.70 and 1,058,659.80 is: 1,591,840.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,279.40 : 1,627,355.70 = 1,058,659.80 : x
  2. Step 2: Convert to fraction form
    1,082,279.40/1,627,355.70 = 1,058,659.80/x
  3. Step 3: Cross multiply
    1,082,279.40x = 1,627,355.70 × 1,058,659.80
  4. Step 4: Simplify right side
    1,082,279.40x = 1,722,816,059,890.86
  5. Step 5: Solve for x
    x = 1,722,816,059,890.86/1,082,279.40
  6. Step 6: Final answer
    x = 1,591,840.39

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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.