Home / 1,372,477.37-2,058,781.66-663,102.05

Finding the Fourth Proportional to 1,372,477.37, 2,058,781.66 and 663,102.05

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Solution

The fourth proportional to 1,372,477.37, 2,058,781.66 and 663,102.05 is: 994,684.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,477.37 : 2,058,781.66 = 663,102.05 : x
  2. Step 2: Convert to fraction form
    1,372,477.37/2,058,781.66 = 663,102.05/x
  3. Step 3: Cross multiply
    1,372,477.37x = 2,058,781.66 × 663,102.05
  4. Step 4: Simplify right side
    1,372,477.37x = 1,365,182,327,296.74
  5. Step 5: Solve for x
    x = 1,365,182,327,296.74/1,372,477.37
  6. Step 6: Final answer
    x = 994,684.77

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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.