Home / 1,206,023.56-1,664,189.22-696,889.96

Finding the Fourth Proportional to 1,206,023.56, 1,664,189.22 and 696,889.96

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Solution

The fourth proportional to 1,206,023.56, 1,664,189.22 and 696,889.96 is: 961,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,023.56 : 1,664,189.22 = 696,889.96 : x
  2. Step 2: Convert to fraction form
    1,206,023.56/1,664,189.22 = 696,889.96/x
  3. Step 3: Cross multiply
    1,206,023.56x = 1,664,189.22 × 696,889.96
  4. Step 4: Simplify right side
    1,206,023.56x = 1,159,756,758,958.23
  5. Step 5: Solve for x
    x = 1,159,756,758,958.23/1,206,023.56
  6. Step 6: Final answer
    x = 961,636.90

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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.