Finding the Fourth Proportional to 1,260,414.21, 1,889,652.20 and 652,550.88
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Solution
The fourth proportional to 1,260,414.21, 1,889,652.20 and 652,550.88 is: 978,324.58
Step by Step Solution
- Step 1: Write the proportion equation
1,260,414.21 : 1,889,652.20 = 652,550.88 : x - Step 2: Convert to fraction form
1,260,414.21/1,889,652.20 = 652,550.88/x - Step 3: Cross multiply
1,260,414.21x = 1,889,652.20 × 652,550.88 - Step 4: Simplify right side
1,260,414.21x = 1,233,094,206,003.94 - Step 5: Solve for x
x = 1,233,094,206,003.94/1,260,414.21 - Step 6: Final answer
x = 978,324.58
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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.