Finding the Fourth Proportional to 4,255,633.80, 6,383,450.70 and 2,016,145.80
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Solution
The fourth proportional to 4,255,633.80, 6,383,450.70 and 2,016,145.80 is: 3,024,218.70
Step by Step Solution
- Step 1: Write the proportion equation
4,255,633.80 : 6,383,450.70 = 2,016,145.80 : x - Step 2: Convert to fraction form
4,255,633.80/6,383,450.70 = 2,016,145.80/x - Step 3: Cross multiply
4,255,633.80x = 6,383,450.70 × 2,016,145.80 - Step 4: Simplify right side
4,255,633.80x = 12,869,967,318,312.06 - Step 5: Solve for x
x = 12,869,967,318,312.06/4,255,633.80 - Step 6: Final answer
x = 3,024,218.70
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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.