Home / 1,382,817.01-2,074,439.20-471,786.17

Finding the Fourth Proportional to 1,382,817.01, 2,074,439.20 and 471,786.17

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Solution

The fourth proportional to 1,382,817.01, 2,074,439.20 and 471,786.17 is: 707,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,817.01 : 2,074,439.20 = 471,786.17 : x
  2. Step 2: Convert to fraction form
    1,382,817.01/2,074,439.20 = 471,786.17/x
  3. Step 3: Cross multiply
    1,382,817.01x = 2,074,439.20 × 471,786.17
  4. Step 4: Simplify right side
    1,382,817.01x = 978,691,713,514.20
  5. Step 5: Solve for x
    x = 978,691,713,514.20/1,382,817.01
  6. Step 6: Final answer
    x = 707,752.15

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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.