Finding the Fourth Proportional to 2,929,961.96, 4,396,205.91 and 1,581,856.88
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Solution
The fourth proportional to 2,929,961.96, 4,396,205.91 and 1,581,856.88 is: 2,373,467.18
Step by Step Solution
- Step 1: Write the proportion equation
2,929,961.96 : 4,396,205.91 = 1,581,856.88 : x - Step 2: Convert to fraction form
2,929,961.96/4,396,205.91 = 1,581,856.88/x - Step 3: Cross multiply
2,929,961.96x = 4,396,205.91 × 1,581,856.88 - Step 4: Simplify right side
2,929,961.96x = 6,954,168,542,649.13 - Step 5: Solve for x
x = 6,954,168,542,649.13/2,929,961.96 - Step 6: Final answer
x = 2,373,467.18
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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.