Finding the Fourth Proportional to 2,071,395.76, 2,857,752.62 and 2,068,202.44
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Solution
The fourth proportional to 2,071,395.76, 2,857,752.62 and 2,068,202.44 is: 2,853,347.03
Step by Step Solution
- Step 1: Write the proportion equation
2,071,395.76 : 2,857,752.62 = 2,068,202.44 : x - Step 2: Convert to fraction form
2,071,395.76/2,857,752.62 = 2,068,202.44/x - Step 3: Cross multiply
2,071,395.76x = 2,857,752.62 × 2,068,202.44 - Step 4: Simplify right side
2,071,395.76x = 5,910,410,941,600.39 - Step 5: Solve for x
x = 5,910,410,941,600.39/2,071,395.76 - Step 6: Final answer
x = 2,853,347.03
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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.