Home / 1,359,649.36-1,876,361.94-747,849.43

Finding the Fourth Proportional to 1,359,649.36, 1,876,361.94 and 747,849.43

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Solution

The fourth proportional to 1,359,649.36, 1,876,361.94 and 747,849.43 is: 1,032,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,649.36 : 1,876,361.94 = 747,849.43 : x
  2. Step 2: Convert to fraction form
    1,359,649.36/1,876,361.94 = 747,849.43/x
  3. Step 3: Cross multiply
    1,359,649.36x = 1,876,361.94 × 747,849.43
  4. Step 4: Simplify right side
    1,359,649.36x = 1,403,236,212,822.09
  5. Step 5: Solve for x
    x = 1,403,236,212,822.09/1,359,649.36
  6. Step 6: Final answer
    x = 1,032,057.42

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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.