Finding the Fourth Proportional to 6,574,418.99, 9,861,628.49 and 1,782,108.27
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Solution
The fourth proportional to 6,574,418.99, 9,861,628.49 and 1,782,108.27 is: 2,673,162.41
Step by Step Solution
- Step 1: Write the proportion equation
6,574,418.99 : 9,861,628.49 = 1,782,108.27 : x - Step 2: Convert to fraction form
6,574,418.99/9,861,628.49 = 1,782,108.27/x - Step 3: Cross multiply
6,574,418.99x = 9,861,628.49 × 1,782,108.27 - Step 4: Simplify right side
6,574,418.99x = 17,574,489,724,567.04 - Step 5: Solve for x
x = 17,574,489,724,567.04/6,574,418.99 - Step 6: Final answer
x = 2,673,162.41
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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.