Home / 1,949.13-2,686.77-1,450.98

Finding the Fourth Proportional to 1,949.13, 2,686.77 and 1,450.98

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Solution

The fourth proportional to 1,949.13, 2,686.77 and 1,450.98 is: 2,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949.13 : 2,686.77 = 1,450.98 : x
  2. Step 2: Convert to fraction form
    1,949.13/2,686.77 = 1,450.98/x
  3. Step 3: Cross multiply
    1,949.13x = 2,686.77 × 1,450.98
  4. Step 4: Simplify right side
    1,949.13x = 3,898,449.53
  5. Step 5: Solve for x
    x = 3,898,449.53/1,949.13
  6. Step 6: Final answer
    x = 2,000.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.