Home / 1,609,942.88-2,414,889.69-411,855.06

Finding the Fourth Proportional to 1,609,942.88, 2,414,889.69 and 411,855.06

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Solution

The fourth proportional to 1,609,942.88, 2,414,889.69 and 411,855.06 is: 617,776.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,942.88 : 2,414,889.69 = 411,855.06 : x
  2. Step 2: Convert to fraction form
    1,609,942.88/2,414,889.69 = 411,855.06/x
  3. Step 3: Cross multiply
    1,609,942.88x = 2,414,889.69 × 411,855.06
  4. Step 4: Simplify right side
    1,609,942.88x = 994,584,538,168.33
  5. Step 5: Solve for x
    x = 994,584,538,168.33/1,609,942.88
  6. Step 6: Final answer
    x = 617,776.29

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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.