Finding the Fourth Proportional to 1,588,694.58, 2,192,414.09 and 863,541.84
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Solution
The fourth proportional to 1,588,694.58, 2,192,414.09 and 863,541.84 is: 1,191,696.21
Step by Step Solution
- Step 1: Write the proportion equation
1,588,694.58 : 2,192,414.09 = 863,541.84 : x - Step 2: Convert to fraction form
1,588,694.58/2,192,414.09 = 863,541.84/x - Step 3: Cross multiply
1,588,694.58x = 2,192,414.09 × 863,541.84 - Step 4: Simplify right side
1,588,694.58x = 1,893,241,297,320.53 - Step 5: Solve for x
x = 1,893,241,297,320.53/1,588,694.58 - Step 6: Final answer
x = 1,191,696.21
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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.