Finding the Fourth Proportional to 4,820,173.35, 6,651,838.50 and 2,755,233.26
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Solution
The fourth proportional to 4,820,173.35, 6,651,838.50 and 2,755,233.26 is: 3,802,221.49
Step by Step Solution
- Step 1: Write the proportion equation
4,820,173.35 : 6,651,838.50 = 2,755,233.26 : x - Step 2: Convert to fraction form
4,820,173.35/6,651,838.50 = 2,755,233.26/x - Step 3: Cross multiply
4,820,173.35x = 6,651,838.50 × 2,755,233.26 - Step 4: Simplify right side
4,820,173.35x = 18,327,366,675,348.51 - Step 5: Solve for x
x = 18,327,366,675,348.51/4,820,173.35 - Step 6: Final answer
x = 3,802,221.49
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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.