Home / 1,627.11-2,442.08-1,214.96

Finding the Fourth Proportional to 1,627.11, 2,442.08 and 1,214.96

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Solution

The fourth proportional to 1,627.11, 2,442.08 and 1,214.96 is: 1,823.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.11 : 2,442.08 = 1,214.96 : x
  2. Step 2: Convert to fraction form
    1,627.11/2,442.08 = 1,214.96/x
  3. Step 3: Cross multiply
    1,627.11x = 2,442.08 × 1,214.96
  4. Step 4: Simplify right side
    1,627.11x = 2,967,011.23
  5. Step 5: Solve for x
    x = 2,967,011.23/1,627.11
  6. Step 6: Final answer
    x = 1,823.49

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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.