Home / 1,193,609.22-1,647,180.93-649,749.09

Finding the Fourth Proportional to 1,193,609.22, 1,647,180.93 and 649,749.09

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Solution

The fourth proportional to 1,193,609.22, 1,647,180.93 and 649,749.09 is: 896,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,609.22 : 1,647,180.93 = 649,749.09 : x
  2. Step 2: Convert to fraction form
    1,193,609.22/1,647,180.93 = 649,749.09/x
  3. Step 3: Cross multiply
    1,193,609.22x = 1,647,180.93 × 649,749.09
  4. Step 4: Simplify right side
    1,193,609.22x = 1,070,254,310,332.85
  5. Step 5: Solve for x
    x = 1,070,254,310,332.85/1,193,609.22
  6. Step 6: Final answer
    x = 896,653.86

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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.