Finding the Fourth Proportional to 4,993,414.12, 7,492,278.98 and 2,685,209.41
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Solution
The fourth proportional to 4,993,414.12, 7,492,278.98 and 2,685,209.41 is: 4,028,974.47
Step by Step Solution
- Step 1: Write the proportion equation
4,993,414.12 : 7,492,278.98 = 2,685,209.41 : x - Step 2: Convert to fraction form
4,993,414.12/7,492,278.98 = 2,685,209.41/x - Step 3: Cross multiply
4,993,414.12x = 7,492,278.98 × 2,685,209.41 - Step 4: Simplify right side
4,993,414.12x = 20,118,338,019,441.20 - Step 5: Solve for x
x = 20,118,338,019,441.20/4,993,414.12 - Step 6: Final answer
x = 4,028,974.47
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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.