Home / 2,856,795.38-3,942,622.48-1,567,884.92

Finding the Fourth Proportional to 2,856,795.38, 3,942,622.48 and 1,567,884.92

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Solution

The fourth proportional to 2,856,795.38, 3,942,622.48 and 1,567,884.92 is: 2,163,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,795.38 : 3,942,622.48 = 1,567,884.92 : x
  2. Step 2: Convert to fraction form
    2,856,795.38/3,942,622.48 = 1,567,884.92/x
  3. Step 3: Cross multiply
    2,856,795.38x = 3,942,622.48 × 1,567,884.92
  4. Step 4: Simplify right side
    2,856,795.38x = 6,181,578,331,645.00
  5. Step 5: Solve for x
    x = 6,181,578,331,645.00/2,856,795.38
  6. Step 6: Final answer
    x = 2,163,815.57

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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.