Finding the Fourth Proportional to 1,166,515.40, 1,749,961.56 and 492,698
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Solution
The fourth proportional to 1,166,515.40, 1,749,961.56 and 492,698 is: 739,126.60
Step by Step Solution
- Step 1: Write the proportion equation
1,166,515.40 : 1,749,961.56 = 492,698 : x - Step 2: Convert to fraction form
1,166,515.40/1,749,961.56 = 492,698/x - Step 3: Cross multiply
1,166,515.40x = 1,749,961.56 × 492,698 - Step 4: Simplify right side
1,166,515.40x = 862,202,560,688.88 - Step 5: Solve for x
x = 862,202,560,688.88/1,166,515.40 - Step 6: Final answer
x = 739,126.60
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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.