Finding the Fourth Proportional to 1,083,621.43, 1,625,539.07 and 373,555.99
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Solution
The fourth proportional to 1,083,621.43, 1,625,539.07 and 373,555.99 is: 560,370.85
Step by Step Solution
- Step 1: Write the proportion equation
1,083,621.43 : 1,625,539.07 = 373,555.99 : x - Step 2: Convert to fraction form
1,083,621.43/1,625,539.07 = 373,555.99/x - Step 3: Cross multiply
1,083,621.43x = 1,625,539.07 × 373,555.99 - Step 4: Simplify right side
1,083,621.43x = 607,229,856,577.53 - Step 5: Solve for x
x = 607,229,856,577.53/1,083,621.43 - Step 6: Final answer
x = 560,370.85
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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.