Home / 1,382,996.31-2,073,311.22-530,679.61

Finding the Fourth Proportional to 1,382,996.31, 2,073,311.22 and 530,679.61

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Solution

The fourth proportional to 1,382,996.31, 2,073,311.22 and 530,679.61 is: 795,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,996.31 : 2,073,311.22 = 530,679.61 : x
  2. Step 2: Convert to fraction form
    1,382,996.31/2,073,311.22 = 530,679.61/x
  3. Step 3: Cross multiply
    1,382,996.31x = 2,073,311.22 × 530,679.61
  4. Step 4: Simplify right side
    1,382,996.31x = 1,100,263,976,618.27
  5. Step 5: Solve for x
    x = 1,100,263,976,618.27/1,382,996.31
  6. Step 6: Final answer
    x = 795,565.37

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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.