Finding the Fourth Proportional to 3,029,147.47, 4,179,933.07 and 1,670,932.99
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Solution
The fourth proportional to 3,029,147.47, 4,179,933.07 and 1,670,932.99 is: 2,305,727.31
Step by Step Solution
- Step 1: Write the proportion equation
3,029,147.47 : 4,179,933.07 = 1,670,932.99 : x - Step 2: Convert to fraction form
3,029,147.47/4,179,933.07 = 1,670,932.99/x - Step 3: Cross multiply
3,029,147.47x = 4,179,933.07 × 1,670,932.99 - Step 4: Simplify right side
3,029,147.47x = 6,984,388,062,654.98 - Step 5: Solve for x
x = 6,984,388,062,654.98/3,029,147.47 - Step 6: Final answer
x = 2,305,727.31
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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.