Home / 3,228,188.12-4,454,845.26-1,778,018.60

Finding the Fourth Proportional to 3,228,188.12, 4,454,845.26 and 1,778,018.60

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Solution

The fourth proportional to 3,228,188.12, 4,454,845.26 and 1,778,018.60 is: 2,453,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,188.12 : 4,454,845.26 = 1,778,018.60 : x
  2. Step 2: Convert to fraction form
    3,228,188.12/4,454,845.26 = 1,778,018.60/x
  3. Step 3: Cross multiply
    3,228,188.12x = 4,454,845.26 × 1,778,018.60
  4. Step 4: Simplify right side
    3,228,188.12x = 7,920,797,732,401.84
  5. Step 5: Solve for x
    x = 7,920,797,732,401.84/3,228,188.12
  6. Step 6: Final answer
    x = 2,453,635.74

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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.