Finding the Fourth Proportional to 1,324,701.80, 1,987,311.90 and 566,541.80
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Solution
The fourth proportional to 1,324,701.80, 1,987,311.90 and 566,541.80 is: 849,923.55
Step by Step Solution
- Step 1: Write the proportion equation
1,324,701.80 : 1,987,311.90 = 566,541.80 : x - Step 2: Convert to fraction form
1,324,701.80/1,987,311.90 = 566,541.80/x - Step 3: Cross multiply
1,324,701.80x = 1,987,311.90 × 566,541.80 - Step 4: Simplify right side
1,324,701.80x = 1,125,895,260,987.42 - Step 5: Solve for x
x = 1,125,895,260,987.42/1,324,701.80 - Step 6: Final answer
x = 849,923.55
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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.