Home / 1,064,781.34-1,469,430.38-605,961.72

Finding the Fourth Proportional to 1,064,781.34, 1,469,430.38 and 605,961.72

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Solution

The fourth proportional to 1,064,781.34, 1,469,430.38 and 605,961.72 is: 836,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,781.34 : 1,469,430.38 = 605,961.72 : x
  2. Step 2: Convert to fraction form
    1,064,781.34/1,469,430.38 = 605,961.72/x
  3. Step 3: Cross multiply
    1,064,781.34x = 1,469,430.38 × 605,961.72
  4. Step 4: Simplify right side
    1,064,781.34x = 890,418,560,485.05
  5. Step 5: Solve for x
    x = 890,418,560,485.05/1,064,781.34
  6. Step 6: Final answer
    x = 836,245.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.