Home / 1,412,613.14-2,120,251.36-514,922.54

Finding the Fourth Proportional to 1,412,613.14, 2,120,251.36 and 514,922.54

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Solution

The fourth proportional to 1,412,613.14, 2,120,251.36 and 514,922.54 is: 772,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,613.14 : 2,120,251.36 = 514,922.54 : x
  2. Step 2: Convert to fraction form
    1,412,613.14/2,120,251.36 = 514,922.54/x
  3. Step 3: Cross multiply
    1,412,613.14x = 2,120,251.36 × 514,922.54
  4. Step 4: Simplify right side
    1,412,613.14x = 1,091,765,215,729.65
  5. Step 5: Solve for x
    x = 1,091,765,215,729.65/1,412,613.14
  6. Step 6: Final answer
    x = 772,869.22

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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.