Finding the Fourth Proportional to 1,802,020.38, 2,704,362.21 and 1,451,267.70
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Solution
The fourth proportional to 1,802,020.38, 2,704,362.21 and 1,451,267.70 is: 2,177,973.99
Step by Step Solution
- Step 1: Write the proportion equation
1,802,020.38 : 2,704,362.21 = 1,451,267.70 : x - Step 2: Convert to fraction form
1,802,020.38/2,704,362.21 = 1,451,267.70/x - Step 3: Cross multiply
1,802,020.38x = 2,704,362.21 × 1,451,267.70 - Step 4: Simplify right side
1,802,020.38x = 3,924,753,524,473.62 - Step 5: Solve for x
x = 3,924,753,524,473.62/1,802,020.38 - Step 6: Final answer
x = 2,177,973.99
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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.