Finding the Fourth Proportional to 4,267,911.55, 5,889,704.77 and 2,307,775.90
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Solution
The fourth proportional to 4,267,911.55, 5,889,704.77 and 2,307,775.90 is: 3,184,723.62
Step by Step Solution
- Step 1: Write the proportion equation
4,267,911.55 : 5,889,704.77 = 2,307,775.90 : x - Step 2: Convert to fraction form
4,267,911.55/5,889,704.77 = 2,307,775.90/x - Step 3: Cross multiply
4,267,911.55x = 5,889,704.77 × 2,307,775.90 - Step 4: Simplify right side
4,267,911.55x = 13,592,118,726,321.04 - Step 5: Solve for x
x = 13,592,118,726,321.04/4,267,911.55 - Step 6: Final answer
x = 3,184,723.62
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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.