Finding the Fourth Proportional to 3,746,120.18, 5,169,682.33 and 2,027,276.42
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Solution
The fourth proportional to 3,746,120.18, 5,169,682.33 and 2,027,276.42 is: 2,797,661.20
Step by Step Solution
- Step 1: Write the proportion equation
3,746,120.18 : 5,169,682.33 = 2,027,276.42 : x - Step 2: Convert to fraction form
3,746,120.18/5,169,682.33 = 2,027,276.42/x - Step 3: Cross multiply
3,746,120.18x = 5,169,682.33 × 2,027,276.42 - Step 4: Simplify right side
3,746,120.18x = 10,480,375,076,363.28 - Step 5: Solve for x
x = 10,480,375,076,363.28/3,746,120.18 - Step 6: Final answer
x = 2,797,661.20
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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.