Home / 3,518,612.20-5,277,918.30-2,100,269.80

Finding the Fourth Proportional to 3,518,612.20, 5,277,918.30 and 2,100,269.80

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Solution

The fourth proportional to 3,518,612.20, 5,277,918.30 and 2,100,269.80 is: 3,150,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,612.20 : 5,277,918.30 = 2,100,269.80 : x
  2. Step 2: Convert to fraction form
    3,518,612.20/5,277,918.30 = 2,100,269.80/x
  3. Step 3: Cross multiply
    3,518,612.20x = 5,277,918.30 × 2,100,269.80
  4. Step 4: Simplify right side
    3,518,612.20x = 11,085,052,412,357.34
  5. Step 5: Solve for x
    x = 11,085,052,412,357.34/3,518,612.20
  6. Step 6: Final answer
    x = 3,150,404.70

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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.