Finding the Fourth Proportional to 1,269,882.48, 1,905,114.64 and 550,344.96
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Solution
The fourth proportional to 1,269,882.48, 1,905,114.64 and 550,344.96 is: 825,643.52
Step by Step Solution
- Step 1: Write the proportion equation
1,269,882.48 : 1,905,114.64 = 550,344.96 : x - Step 2: Convert to fraction form
1,269,882.48/1,905,114.64 = 550,344.96/x - Step 3: Cross multiply
1,269,882.48x = 1,905,114.64 × 550,344.96 - Step 4: Simplify right side
1,269,882.48x = 1,048,470,240,346.21 - Step 5: Solve for x
x = 1,048,470,240,346.21/1,269,882.48 - Step 6: Final answer
x = 825,643.52
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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.