Finding the Fourth Proportional to 4,162,802.16, 5,746,438.08 and 2,531,733.12
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Solution
The fourth proportional to 4,162,802.16, 5,746,438.08 and 2,531,733.12 is: 3,494,868.85
Step by Step Solution
- Step 1: Write the proportion equation
4,162,802.16 : 5,746,438.08 = 2,531,733.12 : x - Step 2: Convert to fraction form
4,162,802.16/5,746,438.08 = 2,531,733.12/x - Step 3: Cross multiply
4,162,802.16x = 5,746,438.08 × 2,531,733.12 - Step 4: Simplify right side
4,162,802.16x = 14,548,447,609,165.21 - Step 5: Solve for x
x = 14,548,447,609,165.21/4,162,802.16 - Step 6: Final answer
x = 3,494,868.85
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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.