Finding the Fourth Proportional to 3,611,374.78, 5,415,487.35 and 1,365,938.14
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Solution
The fourth proportional to 3,611,374.78, 5,415,487.35 and 1,365,938.14 is: 2,048,311.56
Step by Step Solution
- Step 1: Write the proportion equation
3,611,374.78 : 5,415,487.35 = 1,365,938.14 : x - Step 2: Convert to fraction form
3,611,374.78/5,415,487.35 = 1,365,938.14/x - Step 3: Cross multiply
3,611,374.78x = 5,415,487.35 × 1,365,938.14 - Step 4: Simplify right side
3,611,374.78x = 7,397,220,718,052.53 - Step 5: Solve for x
x = 7,397,220,718,052.53/3,611,374.78 - Step 6: Final answer
x = 2,048,311.56
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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.