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Finding the Fourth Proportional to 1,647,900, 2,473,190.88 and 849,409.88

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Solution

The fourth proportional to 1,647,900, 2,473,190.88 and 849,409.88 is: 1,274,805.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,900 : 2,473,190.88 = 849,409.88 : x
  2. Step 2: Convert to fraction form
    1,647,900/2,473,190.88 = 849,409.88/x
  3. Step 3: Cross multiply
    1,647,900x = 2,473,190.88 × 849,409.88
  4. Step 4: Simplify right side
    1,647,900x = 2,100,752,768,597.89
  5. Step 5: Solve for x
    x = 2,100,752,768,597.89/1,647,900
  6. Step 6: Final answer
    x = 1,274,805.98

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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.