Home / 1,811,798.25-2,717,626.43-613,720.56

Finding the Fourth Proportional to 1,811,798.25, 2,717,626.43 and 613,720.56

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Solution

The fourth proportional to 1,811,798.25, 2,717,626.43 and 613,720.56 is: 920,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,798.25 : 2,717,626.43 = 613,720.56 : x
  2. Step 2: Convert to fraction form
    1,811,798.25/2,717,626.43 = 613,720.56/x
  3. Step 3: Cross multiply
    1,811,798.25x = 2,717,626.43 × 613,720.56
  4. Step 4: Simplify right side
    1,811,798.25x = 1,667,863,211,421.80
  5. Step 5: Solve for x
    x = 1,667,863,211,421.80/1,811,798.25
  6. Step 6: Final answer
    x = 920,556.81

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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.