Finding the Fourth Proportional to 3,982,143.08, 5,973,514.14 and 1,142,232.68
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Solution
The fourth proportional to 3,982,143.08, 5,973,514.14 and 1,142,232.68 is: 1,713,434.93
Step by Step Solution
- Step 1: Write the proportion equation
3,982,143.08 : 5,973,514.14 = 1,142,232.68 : x - Step 2: Convert to fraction form
3,982,143.08/5,973,514.14 = 1,142,232.68/x - Step 3: Cross multiply
3,982,143.08x = 5,973,514.14 × 1,142,232.68 - Step 4: Simplify right side
3,982,143.08x = 6,823,143,065,150.10 - Step 5: Solve for x
x = 6,823,143,065,150.10/3,982,143.08 - Step 6: Final answer
x = 1,713,434.93
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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.