Finding the Fourth Proportional to 4,950,757.92, 7,420,389.90 and 1,874,793.48
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Solution
The fourth proportional to 4,950,757.92, 7,420,389.90 and 1,874,793.48 is: 2,810,013.91
Step by Step Solution
- Step 1: Write the proportion equation
4,950,757.92 : 7,420,389.90 = 1,874,793.48 : x - Step 2: Convert to fraction form
4,950,757.92/7,420,389.90 = 1,874,793.48/x - Step 3: Cross multiply
4,950,757.92x = 7,420,389.90 × 1,874,793.48 - Step 4: Simplify right side
4,950,757.92x = 13,911,698,603,577.85 - Step 5: Solve for x
x = 13,911,698,603,577.85/4,950,757.92 - Step 6: Final answer
x = 2,810,013.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.