Finding the Fourth Proportional to 4,209,168.14, 5,810,231.61 and 2,758,956.98
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Solution
The fourth proportional to 4,209,168.14, 5,810,231.61 and 2,758,956.98 is: 3,808,395.99
Step by Step Solution
- Step 1: Write the proportion equation
4,209,168.14 : 5,810,231.61 = 2,758,956.98 : x - Step 2: Convert to fraction form
4,209,168.14/5,810,231.61 = 2,758,956.98/x - Step 3: Cross multiply
4,209,168.14x = 5,810,231.61 × 2,758,956.98 - Step 4: Simplify right side
4,209,168.14x = 16,030,179,055,826.14 - Step 5: Solve for x
x = 16,030,179,055,826.14/4,209,168.14 - Step 6: Final answer
x = 3,808,395.99
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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.