Finding the Fourth Proportional to 4,994,847.75, 6,892,939.71 and 2,703,057.66
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Solution
The fourth proportional to 4,994,847.75, 6,892,939.71 and 2,703,057.66 is: 3,730,246.53
Step by Step Solution
- Step 1: Write the proportion equation
4,994,847.75 : 6,892,939.71 = 2,703,057.66 : x - Step 2: Convert to fraction form
4,994,847.75/6,892,939.71 = 2,703,057.66/x - Step 3: Cross multiply
4,994,847.75x = 6,892,939.71 × 2,703,057.66 - Step 4: Simplify right side
4,994,847.75x = 18,632,013,483,033.68 - Step 5: Solve for x
x = 18,632,013,483,033.68/4,994,847.75 - Step 6: Final answer
x = 3,730,246.53
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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.