Home / 1,012,377.18-1,519,311.78-479,896.14

Finding the Fourth Proportional to 1,012,377.18, 1,519,311.78 and 479,896.14

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Solution

The fourth proportional to 1,012,377.18, 1,519,311.78 and 479,896.14 is: 720,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,377.18 : 1,519,311.78 = 479,896.14 : x
  2. Step 2: Convert to fraction form
    1,012,377.18/1,519,311.78 = 479,896.14/x
  3. Step 3: Cross multiply
    1,012,377.18x = 1,519,311.78 × 479,896.14
  4. Step 4: Simplify right side
    1,012,377.18x = 729,111,858,678.53
  5. Step 5: Solve for x
    x = 729,111,858,678.53/1,012,377.18
  6. Step 6: Final answer
    x = 720,197.84

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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.