Finding the Fourth Proportional to 3,894,137.24, 5,843,297.21 and 1,621,230.53
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Solution
The fourth proportional to 3,894,137.24, 5,843,297.21 and 1,621,230.53 is: 2,432,716.48
Step by Step Solution
- Step 1: Write the proportion equation
3,894,137.24 : 5,843,297.21 = 1,621,230.53 : x - Step 2: Convert to fraction form
3,894,137.24/5,843,297.21 = 1,621,230.53/x - Step 3: Cross multiply
3,894,137.24x = 5,843,297.21 × 1,621,230.53 - Step 4: Simplify right side
3,894,137.24x = 9,473,331,832,715.82 - Step 5: Solve for x
x = 9,473,331,832,715.82/3,894,137.24 - Step 6: Final answer
x = 2,432,716.48
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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.