Finding the Fourth Proportional to 1,248,309.70, 1,723,165.05 and 796,264.90
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Solution
The fourth proportional to 1,248,309.70, 1,723,165.05 and 796,264.90 is: 1,099,163.01
Step by Step Solution
- Step 1: Write the proportion equation
1,248,309.70 : 1,723,165.05 = 796,264.90 : x - Step 2: Convert to fraction form
1,248,309.70/1,723,165.05 = 796,264.90/x - Step 3: Cross multiply
1,248,309.70x = 1,723,165.05 × 796,264.90 - Step 4: Simplify right side
1,248,309.70x = 1,372,095,846,221.75 - Step 5: Solve for x
x = 1,372,095,846,221.75/1,248,309.70 - Step 6: Final answer
x = 1,099,163.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.