Finding the Fourth Proportional to 4,207,968.18, 5,806,704.78 and 2,372,491.98
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Solution
The fourth proportional to 4,207,968.18, 5,806,704.78 and 2,372,491.98 is: 3,273,874.69
Step by Step Solution
- Step 1: Write the proportion equation
4,207,968.18 : 5,806,704.78 = 2,372,491.98 : x - Step 2: Convert to fraction form
4,207,968.18/5,806,704.78 = 2,372,491.98/x - Step 3: Cross multiply
4,207,968.18x = 5,806,704.78 × 2,372,491.98 - Step 4: Simplify right side
4,207,968.18x = 13,776,360,520,777.66 - Step 5: Solve for x
x = 13,776,360,520,777.66/4,207,968.18 - Step 6: Final answer
x = 3,273,874.69
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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.