Finding the Fourth Proportional to 3,037,098.92, 4,190,986.02 and 1,678,865
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Solution
The fourth proportional to 3,037,098.92, 4,190,986.02 and 1,678,865 is: 2,316,717.34
Step by Step Solution
- Step 1: Write the proportion equation
3,037,098.92 : 4,190,986.02 = 1,678,865 : x - Step 2: Convert to fraction form
3,037,098.92/4,190,986.02 = 1,678,865/x - Step 3: Cross multiply
3,037,098.92x = 4,190,986.02 × 1,678,865 - Step 4: Simplify right side
3,037,098.92x = 7,036,099,744,467.30 - Step 5: Solve for x
x = 7,036,099,744,467.30/3,037,098.92 - Step 6: Final answer
x = 2,316,717.34
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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.