Finding the Fourth Proportional to 3,770,433.20, 5,655,649.80 and 2,929,588.40
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Solution
The fourth proportional to 3,770,433.20, 5,655,649.80 and 2,929,588.40 is: 4,394,382.60
Step by Step Solution
- Step 1: Write the proportion equation
3,770,433.20 : 5,655,649.80 = 2,929,588.40 : x - Step 2: Convert to fraction form
3,770,433.20/5,655,649.80 = 2,929,588.40/x - Step 3: Cross multiply
3,770,433.20x = 5,655,649.80 × 2,929,588.40 - Step 4: Simplify right side
3,770,433.20x = 16,568,726,048,542.32 - Step 5: Solve for x
x = 16,568,726,048,542.32/3,770,433.20 - Step 6: Final answer
x = 4,394,382.60
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1.5x scale
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.