Finding the Fourth Proportional to 4,218,203.28, 5,821,087.77 and 2,284,419
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Solution
The fourth proportional to 4,218,203.28, 5,821,087.77 and 2,284,419 is: 3,152,480.48
Step by Step Solution
- Step 1: Write the proportion equation
4,218,203.28 : 5,821,087.77 = 2,284,419 : x - Step 2: Convert to fraction form
4,218,203.28/5,821,087.77 = 2,284,419/x - Step 3: Cross multiply
4,218,203.28x = 5,821,087.77 × 2,284,419 - Step 4: Simplify right side
4,218,203.28x = 13,297,803,502,455.63 - Step 5: Solve for x
x = 13,297,803,502,455.63/4,218,203.28 - Step 6: Final answer
x = 3,152,480.48
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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.