Finding the Fourth Proportional to 2,695,193.40, 4,042,790.10 and 2,474,743.80
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Solution
The fourth proportional to 2,695,193.40, 4,042,790.10 and 2,474,743.80 is: 3,712,115.70
Step by Step Solution
- Step 1: Write the proportion equation
2,695,193.40 : 4,042,790.10 = 2,474,743.80 : x - Step 2: Convert to fraction form
2,695,193.40/4,042,790.10 = 2,474,743.80/x - Step 3: Cross multiply
2,695,193.40x = 4,042,790.10 × 2,474,743.80 - Step 4: Simplify right side
2,695,193.40x = 10,004,869,734,676.38 - Step 5: Solve for x
x = 10,004,869,734,676.38/2,695,193.40 - Step 6: Final answer
x = 3,712,115.70
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1.5x scale
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.