Finding the Fourth Proportional to 1,342,396.26, 1,852,506.18 and 738,784.26
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Solution
The fourth proportional to 1,342,396.26, 1,852,506.18 and 738,784.26 is: 1,019,521.92
Step by Step Solution
- Step 1: Write the proportion equation
1,342,396.26 : 1,852,506.18 = 738,784.26 : x - Step 2: Convert to fraction form
1,342,396.26/1,852,506.18 = 738,784.26/x - Step 3: Cross multiply
1,342,396.26x = 1,852,506.18 × 738,784.26 - Step 4: Simplify right side
1,342,396.26x = 1,368,602,407,336.73 - Step 5: Solve for x
x = 1,368,602,407,336.73/1,342,396.26 - Step 6: Final answer
x = 1,019,521.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.