Finding the Fourth Proportional to 2,164,343.29, 3,245,514.08 and 1,217,713.91
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Solution
The fourth proportional to 2,164,343.29, 3,245,514.08 and 1,217,713.91 is: 1,826,007.75
Step by Step Solution
- Step 1: Write the proportion equation
2,164,343.29 : 3,245,514.08 = 1,217,713.91 : x - Step 2: Convert to fraction form
2,164,343.29/3,245,514.08 = 1,217,713.91/x - Step 3: Cross multiply
2,164,343.29x = 3,245,514.08 × 1,217,713.91 - Step 4: Simplify right side
2,164,343.29x = 3,952,107,618,000.71 - Step 5: Solve for x
x = 3,952,107,618,000.71/2,164,343.29 - Step 6: Final answer
x = 1,826,007.75
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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.