Finding the Fourth Proportional to 2,965,743.40, 4,448,615.10 and 2,469,731.80
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Solution
The fourth proportional to 2,965,743.40, 4,448,615.10 and 2,469,731.80 is: 3,704,597.70
Step by Step Solution
- Step 1: Write the proportion equation
2,965,743.40 : 4,448,615.10 = 2,469,731.80 : x - Step 2: Convert to fraction form
2,965,743.40/4,448,615.10 = 2,469,731.80/x - Step 3: Cross multiply
2,965,743.40x = 4,448,615.10 × 2,469,731.80 - Step 4: Simplify right side
2,965,743.40x = 10,986,886,178,430.18 - Step 5: Solve for x
x = 10,986,886,178,430.18/2,965,743.40 - Step 6: Final answer
x = 3,704,597.70
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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.