Finding the Fourth Proportional to 3,080,789.13, 4,251,161.71 and 1,703,914.07
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Solution
The fourth proportional to 3,080,789.13, 4,251,161.71 and 1,703,914.07 is: 2,351,220.40
Step by Step Solution
- Step 1: Write the proportion equation
3,080,789.13 : 4,251,161.71 = 1,703,914.07 : x - Step 2: Convert to fraction form
3,080,789.13/4,251,161.71 = 1,703,914.07/x - Step 3: Cross multiply
3,080,789.13x = 4,251,161.71 × 1,703,914.07 - Step 4: Simplify right side
3,080,789.13x = 7,243,614,251,514.26 - Step 5: Solve for x
x = 7,243,614,251,514.26/3,080,789.13 - Step 6: Final answer
x = 2,351,220.40
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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.