Finding the Fourth Proportional to 4,958,546.99, 6,842,845.53 and 2,783,046.51
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Solution
The fourth proportional to 4,958,546.99, 6,842,845.53 and 2,783,046.51 is: 3,840,632.63
Step by Step Solution
- Step 1: Write the proportion equation
4,958,546.99 : 6,842,845.53 = 2,783,046.51 : x - Step 2: Convert to fraction form
4,958,546.99/6,842,845.53 = 2,783,046.51/x - Step 3: Cross multiply
4,958,546.99x = 6,842,845.53 × 2,783,046.51 - Step 4: Simplify right side
4,958,546.99x = 19,043,957,370,735.60 - Step 5: Solve for x
x = 19,043,957,370,735.60/4,958,546.99 - Step 6: Final answer
x = 3,840,632.63
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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.