Home / 1,654.46-2,478.49-1,133.22

Finding the Fourth Proportional to 1,654.46, 2,478.49 and 1,133.22

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Solution

The fourth proportional to 1,654.46, 2,478.49 and 1,133.22 is: 1,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.46 : 2,478.49 = 1,133.22 : x
  2. Step 2: Convert to fraction form
    1,654.46/2,478.49 = 1,133.22/x
  3. Step 3: Cross multiply
    1,654.46x = 2,478.49 × 1,133.22
  4. Step 4: Simplify right side
    1,654.46x = 2,808,671.60
  5. Step 5: Solve for x
    x = 2,808,671.60/1,654.46
  6. Step 6: Final answer
    x = 1,697.64

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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.