Finding the Fourth Proportional to 5,441,982.96, 8,164,155.21 and 1,655,367.42
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Solution
The fourth proportional to 5,441,982.96, 8,164,155.21 and 1,655,367.42 is: 2,483,410.30
Step by Step Solution
- Step 1: Write the proportion equation
5,441,982.96 : 8,164,155.21 = 1,655,367.42 : x - Step 2: Convert to fraction form
5,441,982.96/8,164,155.21 = 1,655,367.42/x - Step 3: Cross multiply
5,441,982.96x = 8,164,155.21 × 1,655,367.42 - Step 4: Simplify right side
5,441,982.96x = 13,514,676,546,457.26 - Step 5: Solve for x
x = 13,514,676,546,457.26/5,441,982.96 - Step 6: Final answer
x = 2,483,410.30
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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.