Finding the Fourth Proportional to 1,080,385.97, 1,621,596.11 and 548,288.87
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Solution
The fourth proportional to 1,080,385.97, 1,621,596.11 and 548,288.87 is: 822,949.50
Step by Step Solution
- Step 1: Write the proportion equation
1,080,385.97 : 1,621,596.11 = 548,288.87 : x - Step 2: Convert to fraction form
1,080,385.97/1,621,596.11 = 548,288.87/x - Step 3: Cross multiply
1,080,385.97x = 1,621,596.11 × 548,288.87 - Step 4: Simplify right side
1,080,385.97x = 889,103,087,898.87 - Step 5: Solve for x
x = 889,103,087,898.87/1,080,385.97 - Step 6: Final answer
x = 822,949.50
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1.5x scale
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.