Finding the Fourth Proportional to 1,989,186.10, 2,983,799.99 and 1,592,349.49
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Solution
The fourth proportional to 1,989,186.10, 2,983,799.99 and 1,592,349.49 is: 2,388,540.90
Step by Step Solution
- Step 1: Write the proportion equation
1,989,186.10 : 2,983,799.99 = 1,592,349.49 : x - Step 2: Convert to fraction form
1,989,186.10/2,983,799.99 = 1,592,349.49/x - Step 3: Cross multiply
1,989,186.10x = 2,983,799.99 × 1,592,349.49 - Step 4: Simplify right side
1,989,186.10x = 4,751,252,374,308.29 - Step 5: Solve for x
x = 4,751,252,374,308.29/1,989,186.10 - Step 6: Final answer
x = 2,388,540.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.