Finding the Fourth Proportional to 3,162,145.36, 4,363,755.60 and 1,711,840.36
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Solution
The fourth proportional to 3,162,145.36, 4,363,755.60 and 1,711,840.36 is: 2,362,336.99
Step by Step Solution
- Step 1: Write the proportion equation
3,162,145.36 : 4,363,755.60 = 1,711,840.36 : x - Step 2: Convert to fraction form
3,162,145.36/4,363,755.60 = 1,711,840.36/x - Step 3: Cross multiply
3,162,145.36x = 4,363,755.60 × 1,711,840.36 - Step 4: Simplify right side
3,162,145.36x = 7,470,052,957,256.02 - Step 5: Solve for x
x = 7,470,052,957,256.02/3,162,145.36 - Step 6: Final answer
x = 2,362,336.99
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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.