Finding the Fourth Proportional to 4,982,729.70, 7,474,094.55 and 4,733,897.70
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Solution
The fourth proportional to 4,982,729.70, 7,474,094.55 and 4,733,897.70 is: 7,100,846.55
Step by Step Solution
- Step 1: Write the proportion equation
4,982,729.70 : 7,474,094.55 = 4,733,897.70 : x - Step 2: Convert to fraction form
4,982,729.70/7,474,094.55 = 4,733,897.70/x - Step 3: Cross multiply
4,982,729.70x = 7,474,094.55 × 4,733,897.70 - Step 4: Simplify right side
4,982,729.70x = 35,381,598,999,827.54 - Step 5: Solve for x
x = 35,381,598,999,827.54/4,982,729.70 - Step 6: Final answer
x = 7,100,846.55
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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.