Home / 3,145,964.22-4,695,979.46-2,699,553.78

Finding the Fourth Proportional to 3,145,964.22, 4,695,979.46 and 2,699,553.78

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Solution

The fourth proportional to 3,145,964.22, 4,695,979.46 and 2,699,553.78 is: 4,029,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,964.22 : 4,695,979.46 = 2,699,553.78 : x
  2. Step 2: Convert to fraction form
    3,145,964.22/4,695,979.46 = 2,699,553.78/x
  3. Step 3: Cross multiply
    3,145,964.22x = 4,695,979.46 × 2,699,553.78
  4. Step 4: Simplify right side
    3,145,964.22x = 12,677,049,088,547.59
  5. Step 5: Solve for x
    x = 12,677,049,088,547.59/3,145,964.22
  6. Step 6: Final answer
    x = 4,029,622.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.