Home / 1,472.09-2,029.94-1,098.48

Finding the Fourth Proportional to 1,472.09, 2,029.94 and 1,098.48

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Solution

The fourth proportional to 1,472.09, 2,029.94 and 1,098.48 is: 1,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.09 : 2,029.94 = 1,098.48 : x
  2. Step 2: Convert to fraction form
    1,472.09/2,029.94 = 1,098.48/x
  3. Step 3: Cross multiply
    1,472.09x = 2,029.94 × 1,098.48
  4. Step 4: Simplify right side
    1,472.09x = 2,229,848.49
  5. Step 5: Solve for x
    x = 2,229,848.49/1,472.09
  6. Step 6: Final answer
    x = 1,514.75

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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.