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Finding the Fourth Proportional to 4,889,822.88, 7,333,073.10 and 1,694,203.14

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Solution

The fourth proportional to 4,889,822.88, 7,333,073.10 and 1,694,203.14 is: 2,540,729.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,822.88 : 7,333,073.10 = 1,694,203.14 : x
  2. Step 2: Convert to fraction form
    4,889,822.88/7,333,073.10 = 1,694,203.14/x
  3. Step 3: Cross multiply
    4,889,822.88x = 7,333,073.10 × 1,694,203.14
  4. Step 4: Simplify right side
    4,889,822.88x = 12,423,715,471,869.53
  5. Step 5: Solve for x
    x = 12,423,715,471,869.53/4,889,822.88
  6. Step 6: Final answer
    x = 2,540,729.14

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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.