Home / 2,828,515.97-3,902,671.34-1,667,008.47

Finding the Fourth Proportional to 2,828,515.97, 3,902,671.34 and 1,667,008.47

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Solution

The fourth proportional to 2,828,515.97, 3,902,671.34 and 1,667,008.47 is: 2,300,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,515.97 : 3,902,671.34 = 1,667,008.47 : x
  2. Step 2: Convert to fraction form
    2,828,515.97/3,902,671.34 = 1,667,008.47/x
  3. Step 3: Cross multiply
    2,828,515.97x = 3,902,671.34 × 1,667,008.47
  4. Step 4: Simplify right side
    2,828,515.97x = 6,505,786,171,071.21
  5. Step 5: Solve for x
    x = 6,505,786,171,071.21/2,828,515.97
  6. Step 6: Final answer
    x = 2,300,070.51

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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.