Finding the Fourth Proportional to 2,762,425.80, 4,136,640.30 and 2,202,553.80
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Solution
The fourth proportional to 2,762,425.80, 4,136,640.30 and 2,202,553.80 is: 3,298,250.69
Step by Step Solution
- Step 1: Write the proportion equation
2,762,425.80 : 4,136,640.30 = 2,202,553.80 : x - Step 2: Convert to fraction form
2,762,425.80/4,136,640.30 = 2,202,553.80/x - Step 3: Cross multiply
2,762,425.80x = 4,136,640.30 × 2,202,553.80 - Step 4: Simplify right side
2,762,425.80x = 9,111,172,811,998.14 - Step 5: Solve for x
x = 9,111,172,811,998.14/2,762,425.80 - Step 6: Final answer
x = 3,298,250.69
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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.