Home / 1,785,704.74-2,678,658.23-571,388.11

Finding the Fourth Proportional to 1,785,704.74, 2,678,658.23 and 571,388.11

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Solution

The fourth proportional to 1,785,704.74, 2,678,658.23 and 571,388.11 is: 857,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,704.74 : 2,678,658.23 = 571,388.11 : x
  2. Step 2: Convert to fraction form
    1,785,704.74/2,678,658.23 = 571,388.11/x
  3. Step 3: Cross multiply
    1,785,704.74x = 2,678,658.23 × 571,388.11
  4. Step 4: Simplify right side
    1,785,704.74x = 1,530,553,463,375.65
  5. Step 5: Solve for x
    x = 1,530,553,463,375.65/1,785,704.74
  6. Step 6: Final answer
    x = 857,114.52

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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.