Finding the Fourth Proportional to 3,337,638.40, 5,004,246.30 and 1,207,442.08
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Solution
The fourth proportional to 3,337,638.40, 5,004,246.30 and 1,207,442.08 is: 1,810,363.15
Step by Step Solution
- Step 1: Write the proportion equation
3,337,638.40 : 5,004,246.30 = 1,207,442.08 : x - Step 2: Convert to fraction form
3,337,638.40/5,004,246.30 = 1,207,442.08/x - Step 3: Cross multiply
3,337,638.40x = 5,004,246.30 × 1,207,442.08 - Step 4: Simplify right side
3,337,638.40x = 6,042,337,561,304.30 - Step 5: Solve for x
x = 6,042,337,561,304.30/3,337,638.40 - Step 6: Final answer
x = 1,810,363.15
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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.