Finding the Fourth Proportional to 4,106,961.97, 5,667,645.14 and 2,271,325.39
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Solution
The fourth proportional to 4,106,961.97, 5,667,645.14 and 2,271,325.39 is: 3,134,449.84
Step by Step Solution
- Step 1: Write the proportion equation
4,106,961.97 : 5,667,645.14 = 2,271,325.39 : x - Step 2: Convert to fraction form
4,106,961.97/5,667,645.14 = 2,271,325.39/x - Step 3: Cross multiply
4,106,961.97x = 5,667,645.14 × 2,271,325.39 - Step 4: Simplify right side
4,106,961.97x = 12,873,066,307,992.11 - Step 5: Solve for x
x = 12,873,066,307,992.11/4,106,961.97 - Step 6: Final answer
x = 3,134,449.84
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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.