Finding the Fourth Proportional to 1,321,672.64, 1,982,584.40 and 374,968.96
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Solution
The fourth proportional to 1,321,672.64, 1,982,584.40 and 374,968.96 is: 562,474.84
Step by Step Solution
- Step 1: Write the proportion equation
1,321,672.64 : 1,982,584.40 = 374,968.96 : x - Step 2: Convert to fraction form
1,321,672.64/1,982,584.40 = 374,968.96/x - Step 3: Cross multiply
1,321,672.64x = 1,982,584.40 × 374,968.96 - Step 4: Simplify right side
1,321,672.64x = 743,407,610,580.22 - Step 5: Solve for x
x = 743,407,610,580.22/1,321,672.64 - Step 6: Final answer
x = 562,474.84
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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.