Finding the Fourth Proportional to 5,748,364.50, 8,623,932.12 and 2,154,162.84
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Solution
The fourth proportional to 5,748,364.50, 8,623,932.12 and 2,154,162.84 is: 3,231,763.42
Step by Step Solution
- Step 1: Write the proportion equation
5,748,364.50 : 8,623,932.12 = 2,154,162.84 : x - Step 2: Convert to fraction form
5,748,364.50/8,623,932.12 = 2,154,162.84/x - Step 3: Cross multiply
5,748,364.50x = 8,623,932.12 × 2,154,162.84 - Step 4: Simplify right side
5,748,364.50x = 18,577,354,107,586.42 - Step 5: Solve for x
x = 18,577,354,107,586.42/5,748,364.50 - Step 6: Final answer
x = 3,231,763.42
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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.