Finding the Fourth Proportional to 2,016,195.11, 2,780,480.35 and 1,471,468.08
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Solution
The fourth proportional to 2,016,195.11, 2,780,480.35 and 1,471,468.08 is: 2,029,261.98
Step by Step Solution
- Step 1: Write the proportion equation
2,016,195.11 : 2,780,480.35 = 1,471,468.08 : x - Step 2: Convert to fraction form
2,016,195.11/2,780,480.35 = 1,471,468.08/x - Step 3: Cross multiply
2,016,195.11x = 2,780,480.35 × 1,471,468.08 - Step 4: Simplify right side
2,016,195.11x = 4,091,388,082,092.23 - Step 5: Solve for x
x = 4,091,388,082,092.23/2,016,195.11 - Step 6: Final answer
x = 2,029,261.98
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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.