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Finding the Fourth Proportional to 5,391,700.64, 8,084,846.64 and 1,796,203.52

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Solution

The fourth proportional to 5,391,700.64, 8,084,846.64 and 1,796,203.52 is: 2,693,404.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,700.64 : 8,084,846.64 = 1,796,203.52 : x
  2. Step 2: Convert to fraction form
    5,391,700.64/8,084,846.64 = 1,796,203.52/x
  3. Step 3: Cross multiply
    5,391,700.64x = 8,084,846.64 × 1,796,203.52
  4. Step 4: Simplify right side
    5,391,700.64x = 14,522,029,993,428.17
  5. Step 5: Solve for x
    x = 14,522,029,993,428.17/5,391,700.64
  6. Step 6: Final answer
    x = 2,693,404.36

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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.