Finding the Fourth Proportional to 1,364,133.05, 1,882,866.67 and 805,816.55
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Solution
The fourth proportional to 1,364,133.05, 1,882,866.67 and 805,816.55 is: 1,112,241.31
Step by Step Solution
- Step 1: Write the proportion equation
1,364,133.05 : 1,882,866.67 = 805,816.55 : x - Step 2: Convert to fraction form
1,364,133.05/1,882,866.67 = 805,816.55/x - Step 3: Cross multiply
1,364,133.05x = 1,882,866.67 × 805,816.55 - Step 4: Simplify right side
1,364,133.05x = 1,517,245,126,822.01 - Step 5: Solve for x
x = 1,517,245,126,822.01/1,364,133.05 - Step 6: Final answer
x = 1,112,241.31
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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.