Home / 3,823,822.39-5,735,794.40-2,128,739.71

Finding the Fourth Proportional to 3,823,822.39, 5,735,794.40 and 2,128,739.71

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Solution

The fourth proportional to 3,823,822.39, 5,735,794.40 and 2,128,739.71 is: 3,193,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823,822.39 : 5,735,794.40 = 2,128,739.71 : x
  2. Step 2: Convert to fraction form
    3,823,822.39/5,735,794.40 = 2,128,739.71/x
  3. Step 3: Cross multiply
    3,823,822.39x = 5,735,794.40 × 2,128,739.71
  4. Step 4: Simplify right side
    3,823,822.39x = 12,210,013,307,675.62
  5. Step 5: Solve for x
    x = 12,210,013,307,675.62/3,823,822.39
  6. Step 6: Final answer
    x = 3,193,143.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.