Finding the Fourth Proportional to 5,230,143.72, 7,857,025.92 and 3,101,624.08
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Solution
The fourth proportional to 5,230,143.72, 7,857,025.92 and 3,101,624.08 is: 4,659,439.99
Step by Step Solution
- Step 1: Write the proportion equation
5,230,143.72 : 7,857,025.92 = 3,101,624.08 : x - Step 2: Convert to fraction form
5,230,143.72/7,857,025.92 = 3,101,624.08/x - Step 3: Cross multiply
5,230,143.72x = 7,857,025.92 × 3,101,624.08 - Step 4: Simplify right side
5,230,143.72x = 24,369,540,790,656.15 - Step 5: Solve for x
x = 24,369,540,790,656.15/5,230,143.72 - Step 6: Final answer
x = 4,659,439.99
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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.