Finding the Fourth Proportional to 3,114,066.36, 4,297,412.16 and 1,755,939.36
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Solution
The fourth proportional to 3,114,066.36, 4,297,412.16 and 1,755,939.36 is: 2,423,196.65
Step by Step Solution
- Step 1: Write the proportion equation
3,114,066.36 : 4,297,412.16 = 1,755,939.36 : x - Step 2: Convert to fraction form
3,114,066.36/4,297,412.16 = 1,755,939.36/x - Step 3: Cross multiply
3,114,066.36x = 4,297,412.16 × 1,755,939.36 - Step 4: Simplify right side
3,114,066.36x = 7,545,995,157,886.62 - Step 5: Solve for x
x = 7,545,995,157,886.62/3,114,066.36 - Step 6: Final answer
x = 2,423,196.65
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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.