Home / 1,206,105.90-1,809,099.44-448,094.94

Finding the Fourth Proportional to 1,206,105.90, 1,809,099.44 and 448,094.94

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Solution

The fourth proportional to 1,206,105.90, 1,809,099.44 and 448,094.94 is: 672,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,105.90 : 1,809,099.44 = 448,094.94 : x
  2. Step 2: Convert to fraction form
    1,206,105.90/1,809,099.44 = 448,094.94/x
  3. Step 3: Cross multiply
    1,206,105.90x = 1,809,099.44 × 448,094.94
  4. Step 4: Simplify right side
    1,206,105.90x = 810,648,306,141.07
  5. Step 5: Solve for x
    x = 810,648,306,141.07/1,206,105.90
  6. Step 6: Final answer
    x = 672,120.34

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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.