Home / 1,492.45-2,240.06-1,076.41

Finding the Fourth Proportional to 1,492.45, 2,240.06 and 1,076.41

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Solution

The fourth proportional to 1,492.45, 2,240.06 and 1,076.41 is: 1,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.45 : 2,240.06 = 1,076.41 : x
  2. Step 2: Convert to fraction form
    1,492.45/2,240.06 = 1,076.41/x
  3. Step 3: Cross multiply
    1,492.45x = 2,240.06 × 1,076.41
  4. Step 4: Simplify right side
    1,492.45x = 2,411,217.60
  5. Step 5: Solve for x
    x = 2,411,217.60/1,492.45
  6. Step 6: Final answer
    x = 1,615.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.