Home / 1,511,839.98-2,086,339.32-832,776.48

Finding the Fourth Proportional to 1,511,839.98, 2,086,339.32 and 832,776.48

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Solution

The fourth proportional to 1,511,839.98, 2,086,339.32 and 832,776.48 is: 1,149,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,839.98 : 2,086,339.32 = 832,776.48 : x
  2. Step 2: Convert to fraction form
    1,511,839.98/2,086,339.32 = 832,776.48/x
  3. Step 3: Cross multiply
    1,511,839.98x = 2,086,339.32 × 832,776.48
  4. Step 4: Simplify right side
    1,511,839.98x = 1,737,454,314,995.19
  5. Step 5: Solve for x
    x = 1,737,454,314,995.19/1,511,839.98
  6. Step 6: Final answer
    x = 1,149,231.62

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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.