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Finding the Fourth Proportional to 3,297,664.08, 4,946,498.21 and 901,328.60

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Solution

The fourth proportional to 3,297,664.08, 4,946,498.21 and 901,328.60 is: 1,351,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297,664.08 : 4,946,498.21 = 901,328.60 : x
  2. Step 2: Convert to fraction form
    3,297,664.08/4,946,498.21 = 901,328.60/x
  3. Step 3: Cross multiply
    3,297,664.08x = 4,946,498.21 × 901,328.60
  4. Step 4: Simplify right side
    3,297,664.08x = 4,458,420,277,282.67
  5. Step 5: Solve for x
    x = 4,458,420,277,282.67/3,297,664.08
  6. Step 6: Final answer
    x = 1,351,993.46

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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.