Home / 1,623.45-2,239.17-1,063.02

Finding the Fourth Proportional to 1,623.45, 2,239.17 and 1,063.02

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Solution

The fourth proportional to 1,623.45, 2,239.17 and 1,063.02 is: 1,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.45 : 2,239.17 = 1,063.02 : x
  2. Step 2: Convert to fraction form
    1,623.45/2,239.17 = 1,063.02/x
  3. Step 3: Cross multiply
    1,623.45x = 2,239.17 × 1,063.02
  4. Step 4: Simplify right side
    1,623.45x = 2,380,282.49
  5. Step 5: Solve for x
    x = 2,380,282.49/1,623.45
  6. Step 6: Final answer
    x = 1,466.19

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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.