Home / 1,806,812.33-2,493,404.57-991,022.65

Finding the Fourth Proportional to 1,806,812.33, 2,493,404.57 and 991,022.65

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Solution

The fourth proportional to 1,806,812.33, 2,493,404.57 and 991,022.65 is: 1,367,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,812.33 : 2,493,404.57 = 991,022.65 : x
  2. Step 2: Convert to fraction form
    1,806,812.33/2,493,404.57 = 991,022.65/x
  3. Step 3: Cross multiply
    1,806,812.33x = 2,493,404.57 × 991,022.65
  4. Step 4: Simplify right side
    1,806,812.33x = 2,471,020,400,727.56
  5. Step 5: Solve for x
    x = 2,471,020,400,727.56/1,806,812.33
  6. Step 6: Final answer
    x = 1,367,613.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.