Finding the Fourth Proportional to 4,585,391.60, 6,883,336.20 and 2,693,199.20
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Solution
The fourth proportional to 4,585,391.60, 6,883,336.20 and 2,693,199.20 is: 4,042,881.65
Step by Step Solution
- Step 1: Write the proportion equation
4,585,391.60 : 6,883,336.20 = 2,693,199.20 : x - Step 2: Convert to fraction form
4,585,391.60/6,883,336.20 = 2,693,199.20/x - Step 3: Cross multiply
4,585,391.60x = 6,883,336.20 × 2,693,199.20 - Step 4: Simplify right side
4,585,391.60x = 18,538,195,547,171.04 - Step 5: Solve for x
x = 18,538,195,547,171.04/4,585,391.60 - Step 6: Final answer
x = 4,042,881.65
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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.