Finding the Fourth Proportional to 2,459,480.46, 3,689,115.99 and 840,394.77
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Solution
The fourth proportional to 2,459,480.46, 3,689,115.99 and 840,394.77 is: 1,260,556.38
Step by Step Solution
- Step 1: Write the proportion equation
2,459,480.46 : 3,689,115.99 = 840,394.77 : x - Step 2: Convert to fraction form
2,459,480.46/3,689,115.99 = 840,394.77/x - Step 3: Cross multiply
2,459,480.46x = 3,689,115.99 × 840,394.77 - Step 4: Simplify right side
2,459,480.46x = 3,100,313,783,919.37 - Step 5: Solve for x
x = 3,100,313,783,919.37/2,459,480.46 - Step 6: Final answer
x = 1,260,556.38
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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.