Finding the Fourth Proportional to 5,477,465.60, 8,223,196.80 and 2,920,716.80
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Solution
The fourth proportional to 5,477,465.60, 8,223,196.80 and 2,920,716.80 is: 4,384,806.92
Step by Step Solution
- Step 1: Write the proportion equation
5,477,465.60 : 8,223,196.80 = 2,920,716.80 : x - Step 2: Convert to fraction form
5,477,465.60/8,223,196.80 = 2,920,716.80/x - Step 3: Cross multiply
5,477,465.60x = 8,223,196.80 × 2,920,716.80 - Step 4: Simplify right side
5,477,465.60x = 24,017,629,043,466.24 - Step 5: Solve for x
x = 24,017,629,043,466.24/5,477,465.60 - Step 6: Final answer
x = 4,384,806.92
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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.