Finding the Fourth Proportional to 4,382,416.18, 6,047,721.60 and 2,448,678.22
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Solution
The fourth proportional to 4,382,416.18, 6,047,721.60 and 2,448,678.22 is: 3,379,168.83
Step by Step Solution
- Step 1: Write the proportion equation
4,382,416.18 : 6,047,721.60 = 2,448,678.22 : x - Step 2: Convert to fraction form
4,382,416.18/6,047,721.60 = 2,448,678.22/x - Step 3: Cross multiply
4,382,416.18x = 6,047,721.60 × 2,448,678.22 - Step 4: Simplify right side
4,382,416.18x = 14,808,924,162,543.55 - Step 5: Solve for x
x = 14,808,924,162,543.55/4,382,416.18 - Step 6: Final answer
x = 3,379,168.83
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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.