Home / 3,386,465.51-5,081,121.39-2,108,142.27

Finding the Fourth Proportional to 3,386,465.51, 5,081,121.39 and 2,108,142.27

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Solution

The fourth proportional to 3,386,465.51, 5,081,121.39 and 2,108,142.27 is: 3,163,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,465.51 : 5,081,121.39 = 2,108,142.27 : x
  2. Step 2: Convert to fraction form
    3,386,465.51/5,081,121.39 = 2,108,142.27/x
  3. Step 3: Cross multiply
    3,386,465.51x = 5,081,121.39 × 2,108,142.27
  4. Step 4: Simplify right side
    3,386,465.51x = 10,711,726,781,260.15
  5. Step 5: Solve for x
    x = 10,711,726,781,260.15/3,386,465.51
  6. Step 6: Final answer
    x = 3,163,099.33

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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.