Finding the Fourth Proportional to 4,343,163.20, 5,993,572.11 and 2,409,423.74
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Solution
The fourth proportional to 4,343,163.20, 5,993,572.11 and 2,409,423.74 is: 3,325,008.59
Step by Step Solution
- Step 1: Write the proportion equation
4,343,163.20 : 5,993,572.11 = 2,409,423.74 : x - Step 2: Convert to fraction form
4,343,163.20/5,993,572.11 = 2,409,423.74/x - Step 3: Cross multiply
4,343,163.20x = 5,993,572.11 × 2,409,423.74 - Step 4: Simplify right side
4,343,163.20x = 14,441,054,929,235.89 - Step 5: Solve for x
x = 14,441,054,929,235.89/4,343,163.20 - Step 6: Final answer
x = 3,325,008.59
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1.5x scale
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.