Finding the Fourth Proportional to 1,079,754.08, 1,620,613.92 and 574,739.12
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Solution
The fourth proportional to 1,079,754.08, 1,620,613.92 and 574,739.12 is: 862,631.81
Step by Step Solution
- Step 1: Write the proportion equation
1,079,754.08 : 1,620,613.92 = 574,739.12 : x - Step 2: Convert to fraction form
1,079,754.08/1,620,613.92 = 574,739.12/x - Step 3: Cross multiply
1,079,754.08x = 1,620,613.92 × 574,739.12 - Step 4: Simplify right side
1,079,754.08x = 931,430,218,240.55 - Step 5: Solve for x
x = 931,430,218,240.55/1,079,754.08 - Step 6: Final answer
x = 862,631.81
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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.