Finding the Fourth Proportional to 5,341,074.26, 7,370,689.62 and 2,893,685.43
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Solution
The fourth proportional to 5,341,074.26, 7,370,689.62 and 2,893,685.43 is: 3,993,289.76
Step by Step Solution
- Step 1: Write the proportion equation
5,341,074.26 : 7,370,689.62 = 2,893,685.43 : x - Step 2: Convert to fraction form
5,341,074.26/7,370,689.62 = 2,893,685.43/x - Step 3: Cross multiply
5,341,074.26x = 7,370,689.62 × 2,893,685.43 - Step 4: Simplify right side
5,341,074.26x = 21,328,457,162,446.24 - Step 5: Solve for x
x = 21,328,457,162,446.24/5,341,074.26 - Step 6: Final answer
x = 3,993,289.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.