Finding the Fourth Proportional to 4,605,941.75, 6,914,899.55 and 3,541,731.17
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Solution
The fourth proportional to 4,605,941.75, 6,914,899.55 and 3,541,731.17 is: 5,317,200.39
Step by Step Solution
- Step 1: Write the proportion equation
4,605,941.75 : 6,914,899.55 = 3,541,731.17 : x - Step 2: Convert to fraction form
4,605,941.75/6,914,899.55 = 3,541,731.17/x - Step 3: Cross multiply
4,605,941.75x = 6,914,899.55 × 3,541,731.17 - Step 4: Simplify right side
4,605,941.75x = 24,490,715,247,933.80 - Step 5: Solve for x
x = 24,490,715,247,933.80/4,605,941.75 - Step 6: Final answer
x = 5,317,200.39
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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.