Finding the Fourth Proportional to 5,790,988.37, 8,686,549.43 and 1,747,511.21
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Solution
The fourth proportional to 5,790,988.37, 8,686,549.43 and 1,747,511.21 is: 2,621,286.99
Step by Step Solution
- Step 1: Write the proportion equation
5,790,988.37 : 8,686,549.43 = 1,747,511.21 : x - Step 2: Convert to fraction form
5,790,988.37/8,686,549.43 = 1,747,511.21/x - Step 3: Cross multiply
5,790,988.37x = 8,686,549.43 × 1,747,511.21 - Step 4: Simplify right side
5,790,988.37x = 15,179,842,452,973.81 - Step 5: Solve for x
x = 15,179,842,452,973.81/5,790,988.37 - Step 6: Final answer
x = 2,621,286.99
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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.