Finding the Fourth Proportional to 4,516,082.94, 6,229,359.70 and 2,679,240.79
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Solution
The fourth proportional to 4,516,082.94, 6,229,359.70 and 2,679,240.79 is: 3,695,670.52
Step by Step Solution
- Step 1: Write the proportion equation
4,516,082.94 : 6,229,359.70 = 2,679,240.79 : x - Step 2: Convert to fraction form
4,516,082.94/6,229,359.70 = 2,679,240.79/x - Step 3: Cross multiply
4,516,082.94x = 6,229,359.70 × 2,679,240.79 - Step 4: Simplify right side
4,516,082.94x = 16,689,954,603,822.16 - Step 5: Solve for x
x = 16,689,954,603,822.16/4,516,082.94 - Step 6: Final answer
x = 3,695,670.52
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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.