Home / 1,407,429.62-1,942,241.94-762,833.24

Finding the Fourth Proportional to 1,407,429.62, 1,942,241.94 and 762,833.24

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Solution

The fourth proportional to 1,407,429.62, 1,942,241.94 and 762,833.24 is: 1,052,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,429.62 : 1,942,241.94 = 762,833.24 : x
  2. Step 2: Convert to fraction form
    1,407,429.62/1,942,241.94 = 762,833.24/x
  3. Step 3: Cross multiply
    1,407,429.62x = 1,942,241.94 × 762,833.24
  4. Step 4: Simplify right side
    1,407,429.62x = 1,481,606,711,954.09
  5. Step 5: Solve for x
    x = 1,481,606,711,954.09/1,407,429.62
  6. Step 6: Final answer
    x = 1,052,703.94

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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.