Finding the Fourth Proportional to 1,825,140.99, 2,738,097.09 and 687,879.12
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Solution
The fourth proportional to 1,825,140.99, 2,738,097.09 and 687,879.12 is: 1,031,964.01
Step by Step Solution
- Step 1: Write the proportion equation
1,825,140.99 : 2,738,097.09 = 687,879.12 : x - Step 2: Convert to fraction form
1,825,140.99/2,738,097.09 = 687,879.12/x - Step 3: Cross multiply
1,825,140.99x = 2,738,097.09 × 687,879.12 - Step 4: Simplify right side
1,825,140.99x = 1,883,479,816,743.76 - Step 5: Solve for x
x = 1,883,479,816,743.76/1,825,140.99 - Step 6: Final answer
x = 1,031,964.01
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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.