Finding the Fourth Proportional to 4,135,162.32, 5,705,687.79 and 2,415,950.69
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Solution
The fourth proportional to 4,135,162.32, 5,705,687.79 and 2,415,950.69 is: 3,333,523.39
Step by Step Solution
- Step 1: Write the proportion equation
4,135,162.32 : 5,705,687.79 = 2,415,950.69 : x - Step 2: Convert to fraction form
4,135,162.32/5,705,687.79 = 2,415,950.69/x - Step 3: Cross multiply
4,135,162.32x = 5,705,687.79 × 2,415,950.69 - Step 4: Simplify right side
4,135,162.32x = 13,784,660,324,646.64 - Step 5: Solve for x
x = 13,784,660,324,646.64/4,135,162.32 - Step 6: Final answer
x = 3,333,523.39
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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.