Finding the Fourth Proportional to 1,126,680.44, 1,690,297.67 and 327,968.90
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Solution
The fourth proportional to 1,126,680.44, 1,690,297.67 and 327,968.90 is: 492,033.99
Step by Step Solution
- Step 1: Write the proportion equation
1,126,680.44 : 1,690,297.67 = 327,968.90 : x - Step 2: Convert to fraction form
1,126,680.44/1,690,297.67 = 327,968.90/x - Step 3: Cross multiply
1,126,680.44x = 1,690,297.67 × 327,968.90 - Step 4: Simplify right side
1,126,680.44x = 554,365,066,209.51 - Step 5: Solve for x
x = 554,365,066,209.51/1,126,680.44 - Step 6: Final answer
x = 492,033.99
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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.