Home / 2,298,020.49-3,171,122.13-1,380,288.32

Finding the Fourth Proportional to 2,298,020.49, 3,171,122.13 and 1,380,288.32

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Solution

The fourth proportional to 2,298,020.49, 3,171,122.13 and 1,380,288.32 is: 1,904,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298,020.49 : 3,171,122.13 = 1,380,288.32 : x
  2. Step 2: Convert to fraction form
    2,298,020.49/3,171,122.13 = 1,380,288.32/x
  3. Step 3: Cross multiply
    2,298,020.49x = 3,171,122.13 × 1,380,288.32
  4. Step 4: Simplify right side
    2,298,020.49x = 4,377,062,821,476.91
  5. Step 5: Solve for x
    x = 4,377,062,821,476.91/2,298,020.49
  6. Step 6: Final answer
    x = 1,904,710.09

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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.