Home / 1,012,935.50-1,519,405.82-413,896.66

Finding the Fourth Proportional to 1,012,935.50, 1,519,405.82 and 413,896.66

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Solution

The fourth proportional to 1,012,935.50, 1,519,405.82 and 413,896.66 is: 620,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,935.50 : 1,519,405.82 = 413,896.66 : x
  2. Step 2: Convert to fraction form
    1,012,935.50/1,519,405.82 = 413,896.66/x
  3. Step 3: Cross multiply
    1,012,935.50x = 1,519,405.82 × 413,896.66
  4. Step 4: Simplify right side
    1,012,935.50x = 628,876,987,338.03
  5. Step 5: Solve for x
    x = 628,876,987,338.03/1,012,935.50
  6. Step 6: Final answer
    x = 620,846.03

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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.