Finding the Fourth Proportional to 4,518,497.37, 6,233,967.71 and 2,887,859.23
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Solution
The fourth proportional to 4,518,497.37, 6,233,967.71 and 2,887,859.23 is: 3,984,249.58
Step by Step Solution
- Step 1: Write the proportion equation
4,518,497.37 : 6,233,967.71 = 2,887,859.23 : x - Step 2: Convert to fraction form
4,518,497.37/6,233,967.71 = 2,887,859.23/x - Step 3: Cross multiply
4,518,497.37x = 6,233,967.71 × 2,887,859.23 - Step 4: Simplify right side
4,518,497.37x = 18,002,821,222,961.00 - Step 5: Solve for x
x = 18,002,821,222,961.00/4,518,497.37 - Step 6: Final answer
x = 3,984,249.58
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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.