Finding the Fourth Proportional to 2,221,577.67, 3,330,122.40 and 874,685.37
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Solution
The fourth proportional to 2,221,577.67, 3,330,122.40 and 874,685.37 is: 1,311,144.50
Step by Step Solution
- Step 1: Write the proportion equation
2,221,577.67 : 3,330,122.40 = 874,685.37 : x - Step 2: Convert to fraction form
2,221,577.67/3,330,122.40 = 874,685.37/x - Step 3: Cross multiply
2,221,577.67x = 3,330,122.40 × 874,685.37 - Step 4: Simplify right side
2,221,577.67x = 2,912,809,343,589.29 - Step 5: Solve for x
x = 2,912,809,343,589.29/2,221,577.67 - Step 6: Final answer
x = 1,311,144.50
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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.