Finding the Fourth Proportional to 3,207,909.12, 4,426,745.24 and 1,831,198.08
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Solution
The fourth proportional to 3,207,909.12, 4,426,745.24 and 1,831,198.08 is: 2,526,956.68
Step by Step Solution
- Step 1: Write the proportion equation
3,207,909.12 : 4,426,745.24 = 1,831,198.08 : x - Step 2: Convert to fraction form
3,207,909.12/4,426,745.24 = 1,831,198.08/x - Step 3: Cross multiply
3,207,909.12x = 4,426,745.24 × 1,831,198.08 - Step 4: Simplify right side
3,207,909.12x = 8,106,247,384,137.14 - Step 5: Solve for x
x = 8,106,247,384,137.14/3,207,909.12 - Step 6: Final answer
x = 2,526,956.68
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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.