Finding the Fourth Proportional to 5,702,464.08, 7,869,414.84 and 3,124,195.92
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Solution
The fourth proportional to 5,702,464.08, 7,869,414.84 and 3,124,195.92 is: 4,311,398.26
Step by Step Solution
- Step 1: Write the proportion equation
5,702,464.08 : 7,869,414.84 = 3,124,195.92 : x - Step 2: Convert to fraction form
5,702,464.08/7,869,414.84 = 3,124,195.92/x - Step 3: Cross multiply
5,702,464.08x = 7,869,414.84 × 3,124,195.92 - Step 4: Simplify right side
5,702,464.08x = 24,585,593,735,915.45 - Step 5: Solve for x
x = 24,585,593,735,915.45/5,702,464.08 - Step 6: Final answer
x = 4,311,398.26
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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.