Finding the Fourth Proportional to 4,558,320.61, 6,290,408.42 and 2,493,318.12
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Solution
The fourth proportional to 4,558,320.61, 6,290,408.42 and 2,493,318.12 is: 3,440,738.52
Step by Step Solution
- Step 1: Write the proportion equation
4,558,320.61 : 6,290,408.42 = 2,493,318.12 : x - Step 2: Convert to fraction form
4,558,320.61/6,290,408.42 = 2,493,318.12/x - Step 3: Cross multiply
4,558,320.61x = 6,290,408.42 × 2,493,318.12 - Step 4: Simplify right side
4,558,320.61x = 15,683,989,295,786.57 - Step 5: Solve for x
x = 15,683,989,295,786.57/4,558,320.61 - Step 6: Final answer
x = 3,440,738.52
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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.