Home / 1,214,777.50-1,676,383.11-670,950.57

Finding the Fourth Proportional to 1,214,777.50, 1,676,383.11 and 670,950.57

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Solution

The fourth proportional to 1,214,777.50, 1,676,383.11 and 670,950.57 is: 925,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,777.50 : 1,676,383.11 = 670,950.57 : x
  2. Step 2: Convert to fraction form
    1,214,777.50/1,676,383.11 = 670,950.57/x
  3. Step 3: Cross multiply
    1,214,777.50x = 1,676,383.11 × 670,950.57
  4. Step 4: Simplify right side
    1,214,777.50x = 1,124,770,197,221.88
  5. Step 5: Solve for x
    x = 1,124,770,197,221.88/1,214,777.50
  6. Step 6: Final answer
    x = 925,906.34

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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.