Home / 3,825,893.92-5,279,681.78-2,172,026

Finding the Fourth Proportional to 3,825,893.92, 5,279,681.78 and 2,172,026

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Solution

The fourth proportional to 3,825,893.92, 5,279,681.78 and 2,172,026 is: 2,997,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,893.92 : 5,279,681.78 = 2,172,026 : x
  2. Step 2: Convert to fraction form
    3,825,893.92/5,279,681.78 = 2,172,026/x
  3. Step 3: Cross multiply
    3,825,893.92x = 5,279,681.78 × 2,172,026
  4. Step 4: Simplify right side
    3,825,893.92x = 11,467,606,097,886.28
  5. Step 5: Solve for x
    x = 11,467,606,097,886.28/3,825,893.92
  6. Step 6: Final answer
    x = 2,997,366.46

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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.