Finding the Fourth Proportional to 3,994,285.74, 5,990,838.12 and 1,469,350.50
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Solution
The fourth proportional to 3,994,285.74, 5,990,838.12 and 1,469,350.50 is: 2,203,808.53
Step by Step Solution
- Step 1: Write the proportion equation
3,994,285.74 : 5,990,838.12 = 1,469,350.50 : x - Step 2: Convert to fraction form
3,994,285.74/5,990,838.12 = 1,469,350.50/x - Step 3: Cross multiply
3,994,285.74x = 5,990,838.12 × 1,469,350.50 - Step 4: Simplify right side
3,994,285.74x = 8,802,640,987,041.06 - Step 5: Solve for x
x = 8,802,640,987,041.06/3,994,285.74 - Step 6: Final answer
x = 2,203,808.53
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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.