Finding the Fourth Proportional to 3,254,312.43, 4,880,997.59 and 2,278,716.84
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Solution
The fourth proportional to 3,254,312.43, 4,880,997.59 and 2,278,716.84 is: 3,417,745.42
Step by Step Solution
- Step 1: Write the proportion equation
3,254,312.43 : 4,880,997.59 = 2,278,716.84 : x - Step 2: Convert to fraction form
3,254,312.43/4,880,997.59 = 2,278,716.84/x - Step 3: Cross multiply
3,254,312.43x = 4,880,997.59 × 2,278,716.84 - Step 4: Simplify right side
3,254,312.43x = 11,122,411,392,938.83 - Step 5: Solve for x
x = 11,122,411,392,938.83/3,254,312.43 - Step 6: Final answer
x = 3,417,745.42
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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.