Finding the Fourth Proportional to 3,471,465.28, 4,789,507.69 and 2,248,708.12
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Solution
The fourth proportional to 3,471,465.28, 4,789,507.69 and 2,248,708.12 is: 3,102,495.33
Step by Step Solution
- Step 1: Write the proportion equation
3,471,465.28 : 4,789,507.69 = 2,248,708.12 : x - Step 2: Convert to fraction form
3,471,465.28/4,789,507.69 = 2,248,708.12/x - Step 3: Cross multiply
3,471,465.28x = 4,789,507.69 × 2,248,708.12 - Step 4: Simplify right side
3,471,465.28x = 10,770,204,833,305.44 - Step 5: Solve for x
x = 10,770,204,833,305.44/3,471,465.28 - Step 6: Final answer
x = 3,102,495.33
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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.