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Finding the Fourth Proportional to 4,946,893.08, 7,419,146.10 and 2,066,704.02

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Solution

The fourth proportional to 4,946,893.08, 7,419,146.10 and 2,066,704.02 is: 3,099,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946,893.08 : 7,419,146.10 = 2,066,704.02 : x
  2. Step 2: Convert to fraction form
    4,946,893.08/7,419,146.10 = 2,066,704.02/x
  3. Step 3: Cross multiply
    4,946,893.08x = 7,419,146.10 × 2,066,704.02
  4. Step 4: Simplify right side
    4,946,893.08x = 15,333,179,069,837.32
  5. Step 5: Solve for x
    x = 15,333,179,069,837.32/4,946,893.08
  6. Step 6: Final answer
    x = 3,099,557.40

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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.