Finding the Fourth Proportional to 2,008,417.68, 2,770,399.26 and 1,192,083.48
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Solution
The fourth proportional to 2,008,417.68, 2,770,399.26 and 1,192,083.48 is: 1,644,352.78
Step by Step Solution
- Step 1: Write the proportion equation
2,008,417.68 : 2,770,399.26 = 1,192,083.48 : x - Step 2: Convert to fraction form
2,008,417.68/2,770,399.26 = 1,192,083.48/x - Step 3: Cross multiply
2,008,417.68x = 2,770,399.26 × 1,192,083.48 - Step 4: Simplify right side
2,008,417.68x = 3,302,547,190,850.22 - Step 5: Solve for x
x = 3,302,547,190,850.22/2,008,417.68 - Step 6: Final answer
x = 1,644,352.78
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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.