Finding the Fourth Proportional to 3,669,471.10, 5,504,206.65 and 3,634,041.70
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Solution
The fourth proportional to 3,669,471.10, 5,504,206.65 and 3,634,041.70 is: 5,451,062.55
Step by Step Solution
- Step 1: Write the proportion equation
3,669,471.10 : 5,504,206.65 = 3,634,041.70 : x - Step 2: Convert to fraction form
3,669,471.10/5,504,206.65 = 3,634,041.70/x - Step 3: Cross multiply
3,669,471.10x = 5,504,206.65 × 3,634,041.70 - Step 4: Simplify right side
3,669,471.10x = 20,002,516,491,517.31 - Step 5: Solve for x
x = 20,002,516,491,517.31/3,669,471.10 - Step 6: Final answer
x = 5,451,062.55
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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.