Home / 1,479-2,219.58-1,037.34

Finding the Fourth Proportional to 1,479, 2,219.58 and 1,037.34

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Solution

The fourth proportional to 1,479, 2,219.58 and 1,037.34 is: 1,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479 : 2,219.58 = 1,037.34 : x
  2. Step 2: Convert to fraction form
    1,479/2,219.58 = 1,037.34/x
  3. Step 3: Cross multiply
    1,479x = 2,219.58 × 1,037.34
  4. Step 4: Simplify right side
    1,479x = 2,302,459.12
  5. Step 5: Solve for x
    x = 2,302,459.12/1,479
  6. Step 6: Final answer
    x = 1,556.77

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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.