Finding the Fourth Proportional to 1,526,734.70, 2,286,613.76 and 728,576.75
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Solution
The fourth proportional to 1,526,734.70, 2,286,613.76 and 728,576.75 is: 1,091,200.47
Step by Step Solution
- Step 1: Write the proportion equation
1,526,734.70 : 2,286,613.76 = 728,576.75 : x - Step 2: Convert to fraction form
1,526,734.70/2,286,613.76 = 728,576.75/x - Step 3: Cross multiply
1,526,734.70x = 2,286,613.76 × 728,576.75 - Step 4: Simplify right side
1,526,734.70x = 1,665,973,610,333.01 - Step 5: Solve for x
x = 1,665,973,610,333.01/1,526,734.70 - Step 6: Final answer
x = 1,091,200.47
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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.