Finding the Fourth Proportional to 5,902,250.72, 8,145,122.87 and 3,421,953.41
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Solution
The fourth proportional to 5,902,250.72, 8,145,122.87 and 3,421,953.41 is: 4,722,305.49
Step by Step Solution
- Step 1: Write the proportion equation
5,902,250.72 : 8,145,122.87 = 3,421,953.41 : x - Step 2: Convert to fraction form
5,902,250.72/8,145,122.87 = 3,421,953.41/x - Step 3: Cross multiply
5,902,250.72x = 8,145,122.87 × 3,421,953.41 - Step 4: Simplify right side
5,902,250.72x = 27,872,230,979,865.49 - Step 5: Solve for x
x = 27,872,230,979,865.49/5,902,250.72 - Step 6: Final answer
x = 4,722,305.49
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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.