Finding the Fourth Proportional to 4,531,487.16, 6,254,049.44 and 2,720,767.80
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Solution
The fourth proportional to 4,531,487.16, 6,254,049.44 and 2,720,767.80 is: 3,755,018.11
Step by Step Solution
- Step 1: Write the proportion equation
4,531,487.16 : 6,254,049.44 = 2,720,767.80 : x - Step 2: Convert to fraction form
4,531,487.16/6,254,049.44 = 2,720,767.80/x - Step 3: Cross multiply
4,531,487.16x = 6,254,049.44 × 2,720,767.80 - Step 4: Simplify right side
4,531,487.16x = 17,015,816,335,960.03 - Step 5: Solve for x
x = 17,015,816,335,960.03/4,531,487.16 - Step 6: Final answer
x = 3,755,018.11
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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.