Finding the Fourth Proportional to 4,233,640.44, 5,842,473.54 and 2,299,931.49
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Solution
The fourth proportional to 4,233,640.44, 5,842,473.54 and 2,299,931.49 is: 3,173,932.47
Step by Step Solution
- Step 1: Write the proportion equation
4,233,640.44 : 5,842,473.54 = 2,299,931.49 : x - Step 2: Convert to fraction form
4,233,640.44/5,842,473.54 = 2,299,931.49/x - Step 3: Cross multiply
4,233,640.44x = 5,842,473.54 × 2,299,931.49 - Step 4: Simplify right side
4,233,640.44x = 13,437,288,874,137.78 - Step 5: Solve for x
x = 13,437,288,874,137.78/4,233,640.44 - Step 6: Final answer
x = 3,173,932.47
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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.