Finding the Fourth Proportional to 4,438,361.70, 6,651,657.18 and 2,279,299.59
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Solution
The fourth proportional to 4,438,361.70, 6,651,657.18 and 2,279,299.59 is: 3,415,926.98
Step by Step Solution
- Step 1: Write the proportion equation
4,438,361.70 : 6,651,657.18 = 2,279,299.59 : x - Step 2: Convert to fraction form
4,438,361.70/6,651,657.18 = 2,279,299.59/x - Step 3: Cross multiply
4,438,361.70x = 6,651,657.18 × 2,279,299.59 - Step 4: Simplify right side
4,438,361.70x = 15,161,119,483,194.55 - Step 5: Solve for x
x = 15,161,119,483,194.55/4,438,361.70 - Step 6: Final answer
x = 3,415,926.98
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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.