Home / 1,898.27-2,619.14-1,235.01

Finding the Fourth Proportional to 1,898.27, 2,619.14 and 1,235.01

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Solution

The fourth proportional to 1,898.27, 2,619.14 and 1,235.01 is: 1,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.27 : 2,619.14 = 1,235.01 : x
  2. Step 2: Convert to fraction form
    1,898.27/2,619.14 = 1,235.01/x
  3. Step 3: Cross multiply
    1,898.27x = 2,619.14 × 1,235.01
  4. Step 4: Simplify right side
    1,898.27x = 3,234,667.74
  5. Step 5: Solve for x
    x = 3,234,667.74/1,898.27
  6. Step 6: Final answer
    x = 1,704.01

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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.