Finding the Fourth Proportional to 1,741,727.48, 2,403,163.28 and 1,016,161.07
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Solution
The fourth proportional to 1,741,727.48, 2,403,163.28 and 1,016,161.07 is: 1,402,056.86
Step by Step Solution
- Step 1: Write the proportion equation
1,741,727.48 : 2,403,163.28 = 1,016,161.07 : x - Step 2: Convert to fraction form
1,741,727.48/2,403,163.28 = 1,016,161.07/x - Step 3: Cross multiply
1,741,727.48x = 2,403,163.28 × 1,016,161.07 - Step 4: Simplify right side
1,741,727.48x = 2,442,000,960,514.10 - Step 5: Solve for x
x = 2,442,000,960,514.10/1,741,727.48 - Step 6: Final answer
x = 1,402,056.86
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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.