Finding the Fourth Proportional to 2,092,133.20, 3,138,199.80 and 1,480,976.06
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Solution
The fourth proportional to 2,092,133.20, 3,138,199.80 and 1,480,976.06 is: 2,221,464.09
Step by Step Solution
- Step 1: Write the proportion equation
2,092,133.20 : 3,138,199.80 = 1,480,976.06 : x - Step 2: Convert to fraction form
2,092,133.20/3,138,199.80 = 1,480,976.06/x - Step 3: Cross multiply
2,092,133.20x = 3,138,199.80 × 1,480,976.06 - Step 4: Simplify right side
2,092,133.20x = 4,647,598,775,296.79 - Step 5: Solve for x
x = 4,647,598,775,296.79/2,092,133.20 - Step 6: Final answer
x = 2,221,464.09
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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.