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Finding the Fourth Proportional to 2,883,127.77, 3,978,799.38 and 1,594,051.38

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Solution

The fourth proportional to 2,883,127.77, 3,978,799.38 and 1,594,051.38 is: 2,199,836.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,127.77 : 3,978,799.38 = 1,594,051.38 : x
  2. Step 2: Convert to fraction form
    2,883,127.77/3,978,799.38 = 1,594,051.38/x
  3. Step 3: Cross multiply
    2,883,127.77x = 3,978,799.38 × 1,594,051.38
  4. Step 4: Simplify right side
    2,883,127.77x = 6,342,410,642,432.14
  5. Step 5: Solve for x
    x = 6,342,410,642,432.14/2,883,127.77
  6. Step 6: Final answer
    x = 2,199,836.83

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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.