Finding the Fourth Proportional to 3,453,535.94, 5,178,088.97 and 1,433,174.41
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Solution
The fourth proportional to 3,453,535.94, 5,178,088.97 and 1,433,174.41 is: 2,148,842.43
Step by Step Solution
- Step 1: Write the proportion equation
3,453,535.94 : 5,178,088.97 = 1,433,174.41 : x - Step 2: Convert to fraction form
3,453,535.94/5,178,088.97 = 1,433,174.41/x - Step 3: Cross multiply
3,453,535.94x = 5,178,088.97 × 1,433,174.41 - Step 4: Simplify right side
3,453,535.94x = 7,421,104,571,450.94 - Step 5: Solve for x
x = 7,421,104,571,450.94/3,453,535.94 - Step 6: Final answer
x = 2,148,842.43
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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.