Home / 1,072,376.31-1,608,933.07-672,548.97

Finding the Fourth Proportional to 1,072,376.31, 1,608,933.07 and 672,548.97

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Solution

The fourth proportional to 1,072,376.31, 1,608,933.07 and 672,548.97 is: 1,009,054.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,376.31 : 1,608,933.07 = 672,548.97 : x
  2. Step 2: Convert to fraction form
    1,072,376.31/1,608,933.07 = 672,548.97/x
  3. Step 3: Cross multiply
    1,072,376.31x = 1,608,933.07 × 672,548.97
  4. Step 4: Simplify right side
    1,072,376.31x = 1,082,086,285,901.62
  5. Step 5: Solve for x
    x = 1,082,086,285,901.62/1,072,376.31
  6. Step 6: Final answer
    x = 1,009,054.63

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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.