Finding the Fourth Proportional to 1,342,295.75, 1,852,368.41 and 738,683.75
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Solution
The fourth proportional to 1,342,295.75, 1,852,368.41 and 738,683.75 is: 1,019,383.73
Step by Step Solution
- Step 1: Write the proportion equation
1,342,295.75 : 1,852,368.41 = 738,683.75 : x - Step 2: Convert to fraction form
1,342,295.75/1,852,368.41 = 738,683.75/x - Step 3: Cross multiply
1,342,295.75x = 1,852,368.41 × 738,683.75 - Step 4: Simplify right side
1,342,295.75x = 1,368,314,449,957.97 - Step 5: Solve for x
x = 1,368,314,449,957.97/1,342,295.75 - Step 6: Final answer
x = 1,019,383.73
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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.