Home / 2,840,455.62-3,919,853.79-1,616,839.92

Finding the Fourth Proportional to 2,840,455.62, 3,919,853.79 and 1,616,839.92

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Solution

The fourth proportional to 2,840,455.62, 3,919,853.79 and 1,616,839.92 is: 2,231,253.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,455.62 : 3,919,853.79 = 1,616,839.92 : x
  2. Step 2: Convert to fraction form
    2,840,455.62/3,919,853.79 = 1,616,839.92/x
  3. Step 3: Cross multiply
    2,840,455.62x = 3,919,853.79 × 1,616,839.92
  4. Step 4: Simplify right side
    2,840,455.62x = 6,337,776,088,235.30
  5. Step 5: Solve for x
    x = 6,337,776,088,235.30/2,840,455.62
  6. Step 6: Final answer
    x = 2,231,253.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.