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Finding the Fourth Proportional to 1,763,893.72, 2,644,984.68 and 1,034,616.16

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Solution

The fourth proportional to 1,763,893.72, 2,644,984.68 and 1,034,616.16 is: 1,551,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,893.72 : 2,644,984.68 = 1,034,616.16 : x
  2. Step 2: Convert to fraction form
    1,763,893.72/2,644,984.68 = 1,034,616.16/x
  3. Step 3: Cross multiply
    1,763,893.72x = 2,644,984.68 × 1,034,616.16
  4. Step 4: Simplify right side
    1,763,893.72x = 2,736,543,892,880.43
  5. Step 5: Solve for x
    x = 2,736,543,892,880.43/1,763,893.72
  6. Step 6: Final answer
    x = 1,551,422.21

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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.