Finding the Fourth Proportional to 4,381,872.48, 6,046,872.41 and 2,448,147.60
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Solution
The fourth proportional to 4,381,872.48, 6,046,872.41 and 2,448,147.60 is: 3,378,381.33
Step by Step Solution
- Step 1: Write the proportion equation
4,381,872.48 : 6,046,872.41 = 2,448,147.60 : x - Step 2: Convert to fraction form
4,381,872.48/6,046,872.41 = 2,448,147.60/x - Step 3: Cross multiply
4,381,872.48x = 6,046,872.41 × 2,448,147.60 - Step 4: Simplify right side
4,381,872.48x = 14,803,636,184,168.08 - Step 5: Solve for x
x = 14,803,636,184,168.08/4,381,872.48 - Step 6: Final answer
x = 3,378,381.33
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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.