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Finding the Fourth Proportional to 3,214,613.08, 4,821,802.62 and 1,296,351.64

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Solution

The fourth proportional to 3,214,613.08, 4,821,802.62 and 1,296,351.64 is: 1,944,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,613.08 : 4,821,802.62 = 1,296,351.64 : x
  2. Step 2: Convert to fraction form
    3,214,613.08/4,821,802.62 = 1,296,351.64/x
  3. Step 3: Cross multiply
    3,214,613.08x = 4,821,802.62 × 1,296,351.64
  4. Step 4: Simplify right side
    3,214,613.08x = 6,250,751,734,193.30
  5. Step 5: Solve for x
    x = 6,250,751,734,193.30/3,214,613.08
  6. Step 6: Final answer
    x = 1,944,480.28

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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.