Finding the Fourth Proportional to 2,994,788.70, 4,492,183.05 and 2,963,295.90
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Solution
The fourth proportional to 2,994,788.70, 4,492,183.05 and 2,963,295.90 is: 4,444,943.85
Step by Step Solution
- Step 1: Write the proportion equation
2,994,788.70 : 4,492,183.05 = 2,963,295.90 : x - Step 2: Convert to fraction form
2,994,788.70/4,492,183.05 = 2,963,295.90/x - Step 3: Cross multiply
2,994,788.70x = 4,492,183.05 × 2,963,295.90 - Step 4: Simplify right side
2,994,788.70x = 13,311,667,614,114.49 - Step 5: Solve for x
x = 13,311,667,614,114.49/2,994,788.70 - Step 6: Final answer
x = 4,444,943.85
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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.