Finding the Fourth Proportional to 3,669,396.60, 5,500,595.70 and 2,859,331.80
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Solution
The fourth proportional to 3,669,396.60, 5,500,595.70 and 2,859,331.80 is: 4,286,270.99
Step by Step Solution
- Step 1: Write the proportion equation
3,669,396.60 : 5,500,595.70 = 2,859,331.80 : x - Step 2: Convert to fraction form
3,669,396.60/5,500,595.70 = 2,859,331.80/x - Step 3: Cross multiply
3,669,396.60x = 5,500,595.70 × 2,859,331.80 - Step 4: Simplify right side
3,669,396.60x = 15,728,028,203,953.26 - Step 5: Solve for x
x = 15,728,028,203,953.26/3,669,396.60 - Step 6: Final answer
x = 4,286,270.99
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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.