Home / 1,217,201.66-1,679,707.94-673,367.66

Finding the Fourth Proportional to 1,217,201.66, 1,679,707.94 and 673,367.66

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Solution

The fourth proportional to 1,217,201.66, 1,679,707.94 and 673,367.66 is: 929,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,201.66 : 1,679,707.94 = 673,367.66 : x
  2. Step 2: Convert to fraction form
    1,217,201.66/1,679,707.94 = 673,367.66/x
  3. Step 3: Cross multiply
    1,217,201.66x = 1,679,707.94 × 673,367.66
  4. Step 4: Simplify right side
    1,217,201.66x = 1,131,060,993,275.84
  5. Step 5: Solve for x
    x = 1,131,060,993,275.84/1,217,201.66
  6. Step 6: Final answer
    x = 929,230.57

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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.