Home / 3,228,183.12-4,454,838.36-1,778,013.60

Finding the Fourth Proportional to 3,228,183.12, 4,454,838.36 and 1,778,013.60

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Solution

The fourth proportional to 3,228,183.12, 4,454,838.36 and 1,778,013.60 is: 2,453,628.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,183.12 : 4,454,838.36 = 1,778,013.60 : x
  2. Step 2: Convert to fraction form
    3,228,183.12/4,454,838.36 = 1,778,013.60/x
  3. Step 3: Cross multiply
    3,228,183.12x = 4,454,838.36 × 1,778,013.60
  4. Step 4: Simplify right side
    3,228,183.12x = 7,920,763,189,881.70
  5. Step 5: Solve for x
    x = 7,920,763,189,881.70/3,228,183.12
  6. Step 6: Final answer
    x = 2,453,628.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.