Finding the Fourth Proportional to 3,957,218.68, 5,936,258.58 and 1,260,910.12
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Solution
The fourth proportional to 3,957,218.68, 5,936,258.58 and 1,260,910.12 is: 1,891,502.37
Step by Step Solution
- Step 1: Write the proportion equation
3,957,218.68 : 5,936,258.58 = 1,260,910.12 : x - Step 2: Convert to fraction form
3,957,218.68/5,936,258.58 = 1,260,910.12/x - Step 3: Cross multiply
3,957,218.68x = 5,936,258.58 × 1,260,910.12 - Step 4: Simplify right side
3,957,218.68x = 7,485,088,518,458.83 - Step 5: Solve for x
x = 7,485,088,518,458.83/3,957,218.68 - Step 6: Final answer
x = 1,891,502.37
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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.