Finding the Fourth Proportional to 5,702,261.12, 8,554,668 and 1,915,640.48
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Solution
The fourth proportional to 5,702,261.12, 8,554,668 and 1,915,640.48 is: 2,873,889.49
Step by Step Solution
- Step 1: Write the proportion equation
5,702,261.12 : 8,554,668 = 1,915,640.48 : x - Step 2: Convert to fraction form
5,702,261.12/8,554,668 = 1,915,640.48/x - Step 3: Cross multiply
5,702,261.12x = 8,554,668 × 1,915,640.48 - Step 4: Simplify right side
5,702,261.12x = 16,387,668,313,760.64 - Step 5: Solve for x
x = 16,387,668,313,760.64/5,702,261.12 - Step 6: Final answer
x = 2,873,889.49
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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.