Finding the Fourth Proportional to 3,781,745.93, 5,672,639.66 and 941,858.10
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Solution
The fourth proportional to 3,781,745.93, 5,672,639.66 and 941,858.10 is: 1,412,792.32
Step by Step Solution
- Step 1: Write the proportion equation
3,781,745.93 : 5,672,639.66 = 941,858.10 : x - Step 2: Convert to fraction form
3,781,745.93/5,672,639.66 = 941,858.10/x - Step 3: Cross multiply
3,781,745.93x = 5,672,639.66 × 941,858.10 - Step 4: Simplify right side
3,781,745.93x = 5,342,821,607,442.96 - Step 5: Solve for x
x = 5,342,821,607,442.96/3,781,745.93 - Step 6: Final answer
x = 1,412,792.32
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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.