Finding the Fourth Proportional to 3,126,365.66, 4,688,704.78 and 1,104,343.37
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Solution
The fourth proportional to 3,126,365.66, 4,688,704.78 and 1,104,343.37 is: 1,656,217.03
Step by Step Solution
- Step 1: Write the proportion equation
3,126,365.66 : 4,688,704.78 = 1,104,343.37 : x - Step 2: Convert to fraction form
3,126,365.66/4,688,704.78 = 1,104,343.37/x - Step 3: Cross multiply
3,126,365.66x = 4,688,704.78 × 1,104,343.37 - Step 4: Simplify right side
3,126,365.66x = 5,177,940,037,680.31 - Step 5: Solve for x
x = 5,177,940,037,680.31/3,126,365.66 - Step 6: Final answer
x = 1,656,217.03
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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.