Finding the Fourth Proportional to 4,082,053.20, 6,121,620.85 and 1,349,094.79
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Solution
The fourth proportional to 4,082,053.20, 6,121,620.85 and 1,349,094.79 is: 2,023,160.01
Step by Step Solution
- Step 1: Write the proportion equation
4,082,053.20 : 6,121,620.85 = 1,349,094.79 : x - Step 2: Convert to fraction form
4,082,053.20/6,121,620.85 = 1,349,094.79/x - Step 3: Cross multiply
4,082,053.20x = 6,121,620.85 × 1,349,094.79 - Step 4: Simplify right side
4,082,053.20x = 8,258,646,801,899.21 - Step 5: Solve for x
x = 8,258,646,801,899.21/4,082,053.20 - Step 6: Final answer
x = 2,023,160.01
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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.