Finding the Fourth Proportional to 3,669,471.70, 5,505,082.35 and 1,774,654.90
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Solution
The fourth proportional to 3,669,471.70, 5,505,082.35 and 1,774,654.90 is: 2,662,405.43
Step by Step Solution
- Step 1: Write the proportion equation
3,669,471.70 : 5,505,082.35 = 1,774,654.90 : x - Step 2: Convert to fraction form
3,669,471.70/5,505,082.35 = 1,774,654.90/x - Step 3: Cross multiply
3,669,471.70x = 5,505,082.35 × 1,774,654.90 - Step 4: Simplify right side
3,669,471.70x = 9,769,621,367,331.01 - Step 5: Solve for x
x = 9,769,621,367,331.01/3,669,471.70 - Step 6: Final answer
x = 2,662,405.43
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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.