Home / 1,776.22-2,450.64-1,029.92

Finding the Fourth Proportional to 1,776.22, 2,450.64 and 1,029.92

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Solution

The fourth proportional to 1,776.22, 2,450.64 and 1,029.92 is: 1,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.22 : 2,450.64 = 1,029.92 : x
  2. Step 2: Convert to fraction form
    1,776.22/2,450.64 = 1,029.92/x
  3. Step 3: Cross multiply
    1,776.22x = 2,450.64 × 1,029.92
  4. Step 4: Simplify right side
    1,776.22x = 2,523,963.15
  5. Step 5: Solve for x
    x = 2,523,963.15/1,776.22
  6. Step 6: Final answer
    x = 1,420.97

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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.