Finding the Fourth Proportional to 4,748,249.92, 6,548,772.64 and 4,174,072.64
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Solution
The fourth proportional to 4,748,249.92, 6,548,772.64 and 4,174,072.64 is: 5,756,868.99
Step by Step Solution
- Step 1: Write the proportion equation
4,748,249.92 : 6,548,772.64 = 4,174,072.64 : x - Step 2: Convert to fraction form
4,748,249.92/6,548,772.64 = 4,174,072.64/x - Step 3: Cross multiply
4,748,249.92x = 6,548,772.64 × 4,174,072.64 - Step 4: Simplify right side
4,748,249.92x = 27,335,052,702,204.57 - Step 5: Solve for x
x = 27,335,052,702,204.57/4,748,249.92 - Step 6: Final answer
x = 5,756,868.99
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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.