Finding the Fourth Proportional to 4,407,994.92, 6,611,218.02 and 1,212,350.52
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Solution
The fourth proportional to 4,407,994.92, 6,611,218.02 and 1,212,350.52 is: 1,818,312.80
Step by Step Solution
- Step 1: Write the proportion equation
4,407,994.92 : 6,611,218.02 = 1,212,350.52 : x - Step 2: Convert to fraction form
4,407,994.92/6,611,218.02 = 1,212,350.52/x - Step 3: Cross multiply
4,407,994.92x = 6,611,218.02 × 1,212,350.52 - Step 4: Simplify right side
4,407,994.92x = 8,015,113,604,380.37 - Step 5: Solve for x
x = 8,015,113,604,380.37/4,407,994.92 - Step 6: Final answer
x = 1,818,312.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.