Home / 1,264,889.54-1,897,467.19-412,027.65

Finding the Fourth Proportional to 1,264,889.54, 1,897,467.19 and 412,027.65

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Solution

The fourth proportional to 1,264,889.54, 1,897,467.19 and 412,027.65 is: 618,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,889.54 : 1,897,467.19 = 412,027.65 : x
  2. Step 2: Convert to fraction form
    1,264,889.54/1,897,467.19 = 412,027.65/x
  3. Step 3: Cross multiply
    1,264,889.54x = 1,897,467.19 × 412,027.65
  4. Step 4: Simplify right side
    1,264,889.54x = 781,808,946,217.73
  5. Step 5: Solve for x
    x = 781,808,946,217.73/1,264,889.54
  6. Step 6: Final answer
    x = 618,084.76

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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.