Finding the Fourth Proportional to 2,379,627.99, 3,568,100.63 and 781,762.05
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Solution
The fourth proportional to 2,379,627.99, 3,568,100.63 and 781,762.05 is: 1,172,202.41
Step by Step Solution
- Step 1: Write the proportion equation
2,379,627.99 : 3,568,100.63 = 781,762.05 : x - Step 2: Convert to fraction form
2,379,627.99/3,568,100.63 = 781,762.05/x - Step 3: Cross multiply
2,379,627.99x = 3,568,100.63 × 781,762.05 - Step 4: Simplify right side
2,379,627.99x = 2,789,405,659,206.28 - Step 5: Solve for x
x = 2,789,405,659,206.28/2,379,627.99 - Step 6: Final answer
x = 1,172,202.41
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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.