Finding the Fourth Proportional to 2,161,486.82, 3,237,745.97 and 1,260,194.96
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Solution
The fourth proportional to 2,161,486.82, 3,237,745.97 and 1,260,194.96 is: 1,887,678.02
Step by Step Solution
- Step 1: Write the proportion equation
2,161,486.82 : 3,237,745.97 = 1,260,194.96 : x - Step 2: Convert to fraction form
2,161,486.82/3,237,745.97 = 1,260,194.96/x - Step 3: Cross multiply
2,161,486.82x = 3,237,745.97 × 1,260,194.96 - Step 4: Simplify right side
2,161,486.82x = 4,080,191,164,399.16 - Step 5: Solve for x
x = 4,080,191,164,399.16/2,161,486.82 - Step 6: Final answer
x = 1,887,678.02
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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.