Finding the Fourth Proportional to 1,632,205.20, 2,448,307.80 and 634,933.20
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Solution
The fourth proportional to 1,632,205.20, 2,448,307.80 and 634,933.20 is: 952,399.80
Step by Step Solution
- Step 1: Write the proportion equation
1,632,205.20 : 2,448,307.80 = 634,933.20 : x - Step 2: Convert to fraction form
1,632,205.20/2,448,307.80 = 634,933.20/x - Step 3: Cross multiply
1,632,205.20x = 2,448,307.80 × 634,933.20 - Step 4: Simplify right side
1,632,205.20x = 1,554,511,906,038.96 - Step 5: Solve for x
x = 1,554,511,906,038.96/1,632,205.20 - Step 6: Final answer
x = 952,399.80
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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.