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Finding the Fourth Proportional to 6,643,282.75, 9,964,924.24 and 1,594,593.25

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Solution

The fourth proportional to 6,643,282.75, 9,964,924.24 and 1,594,593.25 is: 2,391,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,282.75 : 9,964,924.24 = 1,594,593.25 : x
  2. Step 2: Convert to fraction form
    6,643,282.75/9,964,924.24 = 1,594,593.25/x
  3. Step 3: Cross multiply
    6,643,282.75x = 9,964,924.24 × 1,594,593.25
  4. Step 4: Simplify right side
    6,643,282.75x = 15,890,000,924,697.39
  5. Step 5: Solve for x
    x = 15,890,000,924,697.39/6,643,282.75
  6. Step 6: Final answer
    x = 2,391,889.90

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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.