Finding the Fourth Proportional to 4,853,704.38, 6,698,103.99 and 2,678,245.80
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Solution
The fourth proportional to 4,853,704.38, 6,698,103.99 and 2,678,245.80 is: 3,695,974.76
Step by Step Solution
- Step 1: Write the proportion equation
4,853,704.38 : 6,698,103.99 = 2,678,245.80 : x - Step 2: Convert to fraction form
4,853,704.38/6,698,103.99 = 2,678,245.80/x - Step 3: Cross multiply
4,853,704.38x = 6,698,103.99 × 2,678,245.80 - Step 4: Simplify right side
4,853,704.38x = 17,939,168,879,180.74 - Step 5: Solve for x
x = 17,939,168,879,180.74/4,853,704.38 - Step 6: Final answer
x = 3,695,974.76
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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.