Finding the Fourth Proportional to 3,668,898.69, 5,063,401.05 and 2,037,624.99
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Solution
The fourth proportional to 3,668,898.69, 5,063,401.05 and 2,037,624.99 is: 2,812,100.68
Step by Step Solution
- Step 1: Write the proportion equation
3,668,898.69 : 5,063,401.05 = 2,037,624.99 : x - Step 2: Convert to fraction form
3,668,898.69/5,063,401.05 = 2,037,624.99/x - Step 3: Cross multiply
3,668,898.69x = 5,063,401.05 × 2,037,624.99 - Step 4: Simplify right side
3,668,898.69x = 10,317,312,513,872.24 - Step 5: Solve for x
x = 10,317,312,513,872.24/3,668,898.69 - Step 6: Final answer
x = 2,812,100.68
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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.