Finding the Fourth Proportional to 4,835,616.51, 6,672,939.97 and 2,660,021.67
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Solution
The fourth proportional to 4,835,616.51, 6,672,939.97 and 2,660,021.67 is: 3,670,713.94
Step by Step Solution
- Step 1: Write the proportion equation
4,835,616.51 : 6,672,939.97 = 2,660,021.67 : x - Step 2: Convert to fraction form
4,835,616.51/6,672,939.97 = 2,660,021.67/x - Step 3: Cross multiply
4,835,616.51x = 6,672,939.97 × 2,660,021.67 - Step 4: Simplify right side
4,835,616.51x = 17,750,164,922,809.15 - Step 5: Solve for x
x = 17,750,164,922,809.15/4,835,616.51 - Step 6: Final answer
x = 3,670,713.94
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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.