Finding the Fourth Proportional to 2,995,071.48, 4,136,608.26 and 2,013,305.94
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Solution
The fourth proportional to 2,995,071.48, 4,136,608.26 and 2,013,305.94 is: 2,780,654.16
Step by Step Solution
- Step 1: Write the proportion equation
2,995,071.48 : 4,136,608.26 = 2,013,305.94 : x - Step 2: Convert to fraction form
2,995,071.48/4,136,608.26 = 2,013,305.94/x - Step 3: Cross multiply
2,995,071.48x = 4,136,608.26 × 2,013,305.94 - Step 4: Simplify right side
2,995,071.48x = 8,328,257,981,311.06 - Step 5: Solve for x
x = 8,328,257,981,311.06/2,995,071.48 - Step 6: Final answer
x = 2,780,654.16
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1.5x scale
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.