Finding the Fourth Proportional to 3,082,908.90, 4,624,363.35 and 2,956,937.70
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Solution
The fourth proportional to 3,082,908.90, 4,624,363.35 and 2,956,937.70 is: 4,435,406.55
Step by Step Solution
- Step 1: Write the proportion equation
3,082,908.90 : 4,624,363.35 = 2,956,937.70 : x - Step 2: Convert to fraction form
3,082,908.90/4,624,363.35 = 2,956,937.70/x - Step 3: Cross multiply
3,082,908.90x = 4,624,363.35 × 2,956,937.70 - Step 4: Simplify right side
3,082,908.90x = 13,673,954,328,113.29 - Step 5: Solve for x
x = 13,673,954,328,113.29/3,082,908.90 - Step 6: Final answer
x = 4,435,406.55
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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.