Finding the Fourth Proportional to 5,016,261.05, 6,922,208.56 and 2,840,819.77
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Solution
The fourth proportional to 5,016,261.05, 6,922,208.56 and 2,840,819.77 is: 3,920,200.07
Step by Step Solution
- Step 1: Write the proportion equation
5,016,261.05 : 6,922,208.56 = 2,840,819.77 : x - Step 2: Convert to fraction form
5,016,261.05/6,922,208.56 = 2,840,819.77/x - Step 3: Cross multiply
5,016,261.05x = 6,922,208.56 × 2,840,819.77 - Step 4: Simplify right side
5,016,261.05x = 19,664,746,880,496.09 - Step 5: Solve for x
x = 19,664,746,880,496.09/5,016,261.05 - Step 6: Final answer
x = 3,920,200.07
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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.