Finding the Fourth Proportional to 2,348,786.63, 3,523,181.87 and 642,944.05
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Solution
The fourth proportional to 2,348,786.63, 3,523,181.87 and 642,944.05 is: 964,416.60
Step by Step Solution
- Step 1: Write the proportion equation
2,348,786.63 : 3,523,181.87 = 642,944.05 : x - Step 2: Convert to fraction form
2,348,786.63/3,523,181.87 = 642,944.05/x - Step 3: Cross multiply
2,348,786.63x = 3,523,181.87 × 642,944.05 - Step 4: Simplify right side
2,348,786.63x = 2,265,208,813,183.78 - Step 5: Solve for x
x = 2,265,208,813,183.78/2,348,786.63 - Step 6: Final answer
x = 964,416.60
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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.