Finding the Fourth Proportional to 2,821,891.60, 4,226,616.60 and 2,448,643.60
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Solution
The fourth proportional to 2,821,891.60, 4,226,616.60 and 2,448,643.60 is: 3,667,567.42
Step by Step Solution
- Step 1: Write the proportion equation
2,821,891.60 : 4,226,616.60 = 2,448,643.60 : x - Step 2: Convert to fraction form
2,821,891.60/4,226,616.60 = 2,448,643.60/x - Step 3: Cross multiply
2,821,891.60x = 4,226,616.60 × 2,448,643.60 - Step 4: Simplify right side
2,821,891.60x = 10,349,477,687,243.76 - Step 5: Solve for x
x = 10,349,477,687,243.76/2,821,891.60 - Step 6: Final answer
x = 3,667,567.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.