Home / 1,419,385.44-1,958,682.96-807,480.48

Finding the Fourth Proportional to 1,419,385.44, 1,958,682.96 and 807,480.48

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Solution

The fourth proportional to 1,419,385.44, 1,958,682.96 and 807,480.48 is: 1,114,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,385.44 : 1,958,682.96 = 807,480.48 : x
  2. Step 2: Convert to fraction form
    1,419,385.44/1,958,682.96 = 807,480.48/x
  3. Step 3: Cross multiply
    1,419,385.44x = 1,958,682.96 × 807,480.48
  4. Step 4: Simplify right side
    1,419,385.44x = 1,581,598,256,708.62
  5. Step 5: Solve for x
    x = 1,581,598,256,708.62/1,419,385.44
  6. Step 6: Final answer
    x = 1,114,283.84

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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.