Finding the Fourth Proportional to 2,767,211.16, 4,151,619.86 and 1,147,682.99
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Solution
The fourth proportional to 2,767,211.16, 4,151,619.86 and 1,147,682.99 is: 1,721,857.56
Step by Step Solution
- Step 1: Write the proportion equation
2,767,211.16 : 4,151,619.86 = 1,147,682.99 : x - Step 2: Convert to fraction form
2,767,211.16/4,151,619.86 = 1,147,682.99/x - Step 3: Cross multiply
2,767,211.16x = 4,151,619.86 × 1,147,682.99 - Step 4: Simplify right side
2,767,211.16x = 4,764,743,467,771.67 - Step 5: Solve for x
x = 4,764,743,467,771.67/2,767,211.16 - Step 6: Final answer
x = 1,721,857.56
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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.