Finding the Fourth Proportional to 3,183,690.90, 4,396,224.21 and 3,080,740.97
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Solution
The fourth proportional to 3,183,690.90, 4,396,224.21 and 3,080,740.97 is: 4,254,065.00
Step by Step Solution
- Step 1: Write the proportion equation
3,183,690.90 : 4,396,224.21 = 3,080,740.97 : x - Step 2: Convert to fraction form
3,183,690.90/4,396,224.21 = 3,080,740.97/x - Step 3: Cross multiply
3,183,690.90x = 4,396,224.21 × 3,080,740.97 - Step 4: Simplify right side
3,183,690.90x = 13,543,628,015,071.76 - Step 5: Solve for x
x = 13,543,628,015,071.76/3,183,690.90 - Step 6: Final answer
x = 4,254,065.00
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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.