Home / 2,746,821.70-4,120,749.06-1,105,624.36

Finding the Fourth Proportional to 2,746,821.70, 4,120,749.06 and 1,105,624.36

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Solution

The fourth proportional to 2,746,821.70, 4,120,749.06 and 1,105,624.36 is: 1,658,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,821.70 : 4,120,749.06 = 1,105,624.36 : x
  2. Step 2: Convert to fraction form
    2,746,821.70/4,120,749.06 = 1,105,624.36/x
  3. Step 3: Cross multiply
    2,746,821.70x = 4,120,749.06 × 1,105,624.36
  4. Step 4: Simplify right side
    2,746,821.70x = 4,556,000,542,183.10
  5. Step 5: Solve for x
    x = 4,556,000,542,183.10/2,746,821.70
  6. Step 6: Final answer
    x = 1,658,644.44

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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.