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Finding the Fourth Proportional to 4,497,857.64, 6,746,806.22 and 1,423,863.59

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Solution

The fourth proportional to 4,497,857.64, 6,746,806.22 and 1,423,863.59 is: 2,135,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,497,857.64 : 6,746,806.22 = 1,423,863.59 : x
  2. Step 2: Convert to fraction form
    4,497,857.64/6,746,806.22 = 1,423,863.59/x
  3. Step 3: Cross multiply
    4,497,857.64x = 6,746,806.22 × 1,423,863.59
  4. Step 4: Simplify right side
    4,497,857.64x = 9,606,531,684,590.18
  5. Step 5: Solve for x
    x = 9,606,531,684,590.18/4,497,857.64
  6. Step 6: Final answer
    x = 2,135,801.63

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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.