Finding the Fourth Proportional to 3,821,101.14, 5,273,119.38 and 2,102,184.75
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Solution
The fourth proportional to 3,821,101.14, 5,273,119.38 and 2,102,184.75 is: 2,901,014.85
Step by Step Solution
- Step 1: Write the proportion equation
3,821,101.14 : 5,273,119.38 = 2,102,184.75 : x - Step 2: Convert to fraction form
3,821,101.14/5,273,119.38 = 2,102,184.75/x - Step 3: Cross multiply
3,821,101.14x = 5,273,119.38 × 2,102,184.75 - Step 4: Simplify right side
3,821,101.14x = 11,085,071,145,565.46 - Step 5: Solve for x
x = 11,085,071,145,565.46/3,821,101.14 - Step 6: Final answer
x = 2,901,014.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.