Finding the Fourth Proportional to 3,253,819.13, 4,879,745.73 and 978,739.41
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Solution
The fourth proportional to 3,253,819.13, 4,879,745.73 and 978,739.41 is: 1,467,813.44
Step by Step Solution
- Step 1: Write the proportion equation
3,253,819.13 : 4,879,745.73 = 978,739.41 : x - Step 2: Convert to fraction form
3,253,819.13/4,879,745.73 = 978,739.41/x - Step 3: Cross multiply
3,253,819.13x = 4,879,745.73 × 978,739.41 - Step 4: Simplify right side
3,253,819.13x = 4,775,999,456,730.22 - Step 5: Solve for x
x = 4,775,999,456,730.22/3,253,819.13 - Step 6: Final answer
x = 1,467,813.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.