Finding the Fourth Proportional to 3,829,669.12, 5,745,487.92 and 1,433,548.24
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Solution
The fourth proportional to 3,829,669.12, 5,745,487.92 and 1,433,548.24 is: 2,150,690.79
Step by Step Solution
- Step 1: Write the proportion equation
3,829,669.12 : 5,745,487.92 = 1,433,548.24 : x - Step 2: Convert to fraction form
3,829,669.12/5,745,487.92 = 1,433,548.24/x - Step 3: Cross multiply
3,829,669.12x = 5,745,487.92 × 1,433,548.24 - Step 4: Simplify right side
3,829,669.12x = 8,236,434,095,657.26 - Step 5: Solve for x
x = 8,236,434,095,657.26/3,829,669.12 - Step 6: Final answer
x = 2,150,690.79
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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.