Finding the Fourth Proportional to 3,614,327.08, 5,421,481.98 and 1,995,018.28
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Solution
The fourth proportional to 3,614,327.08, 5,421,481.98 and 1,995,018.28 is: 2,992,522.65
Step by Step Solution
- Step 1: Write the proportion equation
3,614,327.08 : 5,421,481.98 = 1,995,018.28 : x - Step 2: Convert to fraction form
3,614,327.08/5,421,481.98 = 1,995,018.28/x - Step 3: Cross multiply
3,614,327.08x = 5,421,481.98 × 1,995,018.28 - Step 4: Simplify right side
3,614,327.08x = 10,815,955,654,790.60 - Step 5: Solve for x
x = 10,815,955,654,790.60/3,614,327.08 - Step 6: Final answer
x = 2,992,522.65
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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.