Finding the Fourth Proportional to 1,035,114.70, 1,552,672.05 and 287,160.70
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Solution
The fourth proportional to 1,035,114.70, 1,552,672.05 and 287,160.70 is: 430,741.05
Step by Step Solution
- Step 1: Write the proportion equation
1,035,114.70 : 1,552,672.05 = 287,160.70 : x - Step 2: Convert to fraction form
1,035,114.70/1,552,672.05 = 287,160.70/x - Step 3: Cross multiply
1,035,114.70x = 1,552,672.05 × 287,160.70 - Step 4: Simplify right side
1,035,114.70x = 445,866,392,748.44 - Step 5: Solve for x
x = 445,866,392,748.44/1,035,114.70 - Step 6: Final answer
x = 430,741.05
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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.