Finding the Fourth Proportional to 2,692,361.88, 4,032,609.34 and 2,225,438.18
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Solution
The fourth proportional to 2,692,361.88, 4,032,609.34 and 2,225,438.18 is: 3,333,252.81
Step by Step Solution
- Step 1: Write the proportion equation
2,692,361.88 : 4,032,609.34 = 2,225,438.18 : x - Step 2: Convert to fraction form
2,692,361.88/4,032,609.34 = 2,225,438.18/x - Step 3: Cross multiply
2,692,361.88x = 4,032,609.34 × 2,225,438.18 - Step 4: Simplify right side
2,692,361.88x = 8,974,322,790,260.60 - Step 5: Solve for x
x = 8,974,322,790,260.60/2,692,361.88 - Step 6: Final answer
x = 3,333,252.81
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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.