Finding the Fourth Proportional to 2,245,082.21, 3,368,952.12 and 826,134.74
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Solution
The fourth proportional to 2,245,082.21, 3,368,952.12 and 826,134.74 is: 1,239,691.08
Step by Step Solution
- Step 1: Write the proportion equation
2,245,082.21 : 3,368,952.12 = 826,134.74 : x - Step 2: Convert to fraction form
2,245,082.21/3,368,952.12 = 826,134.74/x - Step 3: Cross multiply
2,245,082.21x = 3,368,952.12 × 826,134.74 - Step 4: Simplify right side
2,245,082.21x = 2,783,208,377,968.46 - Step 5: Solve for x
x = 2,783,208,377,968.46/2,245,082.21 - Step 6: Final answer
x = 1,239,691.08
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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.