Finding the Fourth Proportional to 1,167,811.97, 1,611,635.74 and 658,503.41
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Solution
The fourth proportional to 1,167,811.97, 1,611,635.74 and 658,503.41 is: 908,765.84
Step by Step Solution
- Step 1: Write the proportion equation
1,167,811.97 : 1,611,635.74 = 658,503.41 : x - Step 2: Convert to fraction form
1,167,811.97/1,611,635.74 = 658,503.41/x - Step 3: Cross multiply
1,167,811.97x = 1,611,635.74 × 658,503.41 - Step 4: Simplify right side
1,167,811.97x = 1,061,267,620,763.44 - Step 5: Solve for x
x = 1,061,267,620,763.44/1,167,811.97 - Step 6: Final answer
x = 908,765.84
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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.