Home / 3,638,880-5,021,565.74-2,007,251.64

Finding the Fourth Proportional to 3,638,880, 5,021,565.74 and 2,007,251.64

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Solution

The fourth proportional to 3,638,880, 5,021,565.74 and 2,007,251.64 is: 2,769,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,880 : 5,021,565.74 = 2,007,251.64 : x
  2. Step 2: Convert to fraction form
    3,638,880/5,021,565.74 = 2,007,251.64/x
  3. Step 3: Cross multiply
    3,638,880x = 5,021,565.74 × 2,007,251.64
  4. Step 4: Simplify right side
    3,638,880x = 10,079,546,066,982.81
  5. Step 5: Solve for x
    x = 10,079,546,066,982.81/3,638,880
  6. Step 6: Final answer
    x = 2,769,958.36

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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.