Home / 2,211,217.98-3,316,845.54-613,905.63

Finding the Fourth Proportional to 2,211,217.98, 3,316,845.54 and 613,905.63

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Solution

The fourth proportional to 2,211,217.98, 3,316,845.54 and 613,905.63 is: 920,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,217.98 : 3,316,845.54 = 613,905.63 : x
  2. Step 2: Convert to fraction form
    2,211,217.98/3,316,845.54 = 613,905.63/x
  3. Step 3: Cross multiply
    2,211,217.98x = 3,316,845.54 × 613,905.63
  4. Step 4: Simplify right side
    2,211,217.98x = 2,036,230,150,846.39
  5. Step 5: Solve for x
    x = 2,036,230,150,846.39/2,211,217.98
  6. Step 6: Final answer
    x = 920,863.60

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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.