Finding the Fourth Proportional to 3,596,882.20, 5,395,323.30 and 2,793,815.80
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Solution
The fourth proportional to 3,596,882.20, 5,395,323.30 and 2,793,815.80 is: 4,190,723.70
Step by Step Solution
- Step 1: Write the proportion equation
3,596,882.20 : 5,395,323.30 = 2,793,815.80 : x - Step 2: Convert to fraction form
3,596,882.20/5,395,323.30 = 2,793,815.80/x - Step 3: Cross multiply
3,596,882.20x = 5,395,323.30 × 2,793,815.80 - Step 4: Simplify right side
3,596,882.20x = 15,073,539,481,648.14 - Step 5: Solve for x
x = 15,073,539,481,648.14/3,596,882.20 - Step 6: Final answer
x = 4,190,723.70
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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.