Finding the Fourth Proportional to 1,734,928.65, 2,393,915.76 and 1,089,891.99
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Solution
The fourth proportional to 1,734,928.65, 2,393,915.76 and 1,089,891.99 is: 1,503,871.42
Step by Step Solution
- Step 1: Write the proportion equation
1,734,928.65 : 2,393,915.76 = 1,089,891.99 : x - Step 2: Convert to fraction form
1,734,928.65/2,393,915.76 = 1,089,891.99/x - Step 3: Cross multiply
1,734,928.65x = 2,393,915.76 × 1,089,891.99 - Step 4: Simplify right side
1,734,928.65x = 2,609,109,611,558.76 - Step 5: Solve for x
x = 2,609,109,611,558.76/1,734,928.65 - Step 6: Final answer
x = 1,503,871.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.