Finding the Fourth Proportional to 1,243,584.74, 1,861,515.68 and 673,550.03
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Solution
The fourth proportional to 1,243,584.74, 1,861,515.68 and 673,550.03 is: 1,008,233.62
Step by Step Solution
- Step 1: Write the proportion equation
1,243,584.74 : 1,861,515.68 = 673,550.03 : x - Step 2: Convert to fraction form
1,243,584.74/1,861,515.68 = 673,550.03/x - Step 3: Cross multiply
1,243,584.74x = 1,861,515.68 × 673,550.03 - Step 4: Simplify right side
1,243,584.74x = 1,253,823,942,109.47 - Step 5: Solve for x
x = 1,253,823,942,109.47/1,243,584.74 - Step 6: Final answer
x = 1,008,233.62
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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.