Finding the Fourth Proportional to 1,828,883.62, 2,524,734.57 and 1,218,052.90
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Solution
The fourth proportional to 1,828,883.62, 2,524,734.57 and 1,218,052.90 is: 1,681,495.88
Step by Step Solution
- Step 1: Write the proportion equation
1,828,883.62 : 2,524,734.57 = 1,218,052.90 : x - Step 2: Convert to fraction form
1,828,883.62/2,524,734.57 = 1,218,052.90/x - Step 3: Cross multiply
1,828,883.62x = 2,524,734.57 × 1,218,052.90 - Step 4: Simplify right side
1,828,883.62x = 3,075,260,264,718.75 - Step 5: Solve for x
x = 3,075,260,264,718.75/1,828,883.62 - Step 6: Final answer
x = 1,681,495.88
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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.