Home / 1,823.70-2,514.56-1,424.36

Finding the Fourth Proportional to 1,823.70, 2,514.56 and 1,424.36

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Solution

The fourth proportional to 1,823.70, 2,514.56 and 1,424.36 is: 1,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.70 : 2,514.56 = 1,424.36 : x
  2. Step 2: Convert to fraction form
    1,823.70/2,514.56 = 1,424.36/x
  3. Step 3: Cross multiply
    1,823.70x = 2,514.56 × 1,424.36
  4. Step 4: Simplify right side
    1,823.70x = 3,581,638.68
  5. Step 5: Solve for x
    x = 3,581,638.68/1,823.70
  6. Step 6: Final answer
    x = 1,963.94

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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.