Finding the Fourth Proportional to 4,233,712.73, 5,843,453.36 and 2,783,543.10
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Solution
The fourth proportional to 4,233,712.73, 5,843,453.36 and 2,783,543.10 is: 3,841,900.79
Step by Step Solution
- Step 1: Write the proportion equation
4,233,712.73 : 5,843,453.36 = 2,783,543.10 : x - Step 2: Convert to fraction form
4,233,712.73/5,843,453.36 = 2,783,543.10/x - Step 3: Cross multiply
4,233,712.73x = 5,843,453.36 × 2,783,543.10 - Step 4: Simplify right side
4,233,712.73x = 16,265,504,266,482.10 - Step 5: Solve for x
x = 16,265,504,266,482.10/4,233,712.73 - Step 6: Final answer
x = 3,841,900.79
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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.