Home / 1,136,902.22-1,568,953.59-646,844.72

Finding the Fourth Proportional to 1,136,902.22, 1,568,953.59 and 646,844.72

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Solution

The fourth proportional to 1,136,902.22, 1,568,953.59 and 646,844.72 is: 892,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,902.22 : 1,568,953.59 = 646,844.72 : x
  2. Step 2: Convert to fraction form
    1,136,902.22/1,568,953.59 = 646,844.72/x
  3. Step 3: Cross multiply
    1,136,902.22x = 1,568,953.59 × 646,844.72
  4. Step 4: Simplify right side
    1,136,902.22x = 1,014,869,337,771.78
  5. Step 5: Solve for x
    x = 1,014,869,337,771.78/1,136,902.22
  6. Step 6: Final answer
    x = 892,661.94

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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.