Finding the Fourth Proportional to 1,464,776.20, 2,197,163.94 and 399,846.52
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Solution
The fourth proportional to 1,464,776.20, 2,197,163.94 and 399,846.52 is: 599,769.68
Step by Step Solution
- Step 1: Write the proportion equation
1,464,776.20 : 2,197,163.94 = 399,846.52 : x - Step 2: Convert to fraction form
1,464,776.20/2,197,163.94 = 399,846.52/x - Step 3: Cross multiply
1,464,776.20x = 2,197,163.94 × 399,846.52 - Step 4: Simplify right side
1,464,776.20x = 878,528,355,278.49 - Step 5: Solve for x
x = 878,528,355,278.49/1,464,776.20 - Step 6: Final answer
x = 599,769.68
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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.