Finding the Fourth Proportional to 5,719,974.96, 8,579,959.64 and 1,460,141.86
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Solution
The fourth proportional to 5,719,974.96, 8,579,959.64 and 1,460,141.86 is: 2,190,212.08
Step by Step Solution
- Step 1: Write the proportion equation
5,719,974.96 : 8,579,959.64 = 1,460,141.86 : x - Step 2: Convert to fraction form
5,719,974.96/8,579,959.64 = 1,460,141.86/x - Step 3: Cross multiply
5,719,974.96x = 8,579,959.64 × 1,460,141.86 - Step 4: Simplify right side
5,719,974.96x = 12,527,958,227,474.53 - Step 5: Solve for x
x = 12,527,958,227,474.53/5,719,974.96 - Step 6: Final answer
x = 2,190,212.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.