Home / 3,857,639.38-5,787,582.64-1,727,225.27

Finding the Fourth Proportional to 3,857,639.38, 5,787,582.64 and 1,727,225.27

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Solution

The fourth proportional to 3,857,639.38, 5,787,582.64 and 1,727,225.27 is: 2,591,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,639.38 : 5,787,582.64 = 1,727,225.27 : x
  2. Step 2: Convert to fraction form
    3,857,639.38/5,787,582.64 = 1,727,225.27/x
  3. Step 3: Cross multiply
    3,857,639.38x = 5,787,582.64 × 1,727,225.27
  4. Step 4: Simplify right side
    3,857,639.38x = 9,996,458,988,021.31
  5. Step 5: Solve for x
    x = 9,996,458,988,021.31/3,857,639.38
  6. Step 6: Final answer
    x = 2,591,340.97

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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.