Finding the Fourth Proportional to 4,209,151.11, 5,810,208.11 and 2,758,939.97
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Solution
The fourth proportional to 4,209,151.11, 5,810,208.11 and 2,758,939.97 is: 3,808,372.50
Step by Step Solution
- Step 1: Write the proportion equation
4,209,151.11 : 5,810,208.11 = 2,758,939.97 : x - Step 2: Convert to fraction form
4,209,151.11/5,810,208.11 = 2,758,939.97/x - Step 3: Cross multiply
4,209,151.11x = 5,810,208.11 × 2,758,939.97 - Step 4: Simplify right side
4,209,151.11x = 16,030,015,345,851.42 - Step 5: Solve for x
x = 16,030,015,345,851.42/4,209,151.11 - Step 6: Final answer
x = 3,808,372.50
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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.