Home / 2,099,721.40-3,146,654.14-1,586,965.59

Finding the Fourth Proportional to 2,099,721.40, 3,146,654.14 and 1,586,965.59

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Solution

The fourth proportional to 2,099,721.40, 3,146,654.14 and 1,586,965.59 is: 2,378,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,721.40 : 3,146,654.14 = 1,586,965.59 : x
  2. Step 2: Convert to fraction form
    2,099,721.40/3,146,654.14 = 1,586,965.59/x
  3. Step 3: Cross multiply
    2,099,721.40x = 3,146,654.14 × 1,586,965.59
  4. Step 4: Simplify right side
    2,099,721.40x = 4,993,631,839,843.63
  5. Step 5: Solve for x
    x = 4,993,631,839,843.63/2,099,721.40
  6. Step 6: Final answer
    x = 2,378,235.44

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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.