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Finding the Fourth Proportional to 3,297,262.76, 4,946,229.48 and 1,138,006.88

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Solution

The fourth proportional to 3,297,262.76, 4,946,229.48 and 1,138,006.88 is: 1,707,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297,262.76 : 4,946,229.48 = 1,138,006.88 : x
  2. Step 2: Convert to fraction form
    3,297,262.76/4,946,229.48 = 1,138,006.88/x
  3. Step 3: Cross multiply
    3,297,262.76x = 4,946,229.48 × 1,138,006.88
  4. Step 4: Simplify right side
    3,297,262.76x = 5,628,843,178,298.82
  5. Step 5: Solve for x
    x = 5,628,843,178,298.82/3,297,262.76
  6. Step 6: Final answer
    x = 1,707,126.06

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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.