Finding the Fourth Proportional to 1,323,759.07, 1,985,310.55 and 377,137.99
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Solution
The fourth proportional to 1,323,759.07, 1,985,310.55 and 377,137.99 is: 565,613.52
Step by Step Solution
- Step 1: Write the proportion equation
1,323,759.07 : 1,985,310.55 = 377,137.99 : x - Step 2: Convert to fraction form
1,323,759.07/1,985,310.55 = 377,137.99/x - Step 3: Cross multiply
1,323,759.07x = 1,985,310.55 × 377,137.99 - Step 4: Simplify right side
1,323,759.07x = 748,736,030,352.80 - Step 5: Solve for x
x = 748,736,030,352.80/1,323,759.07 - Step 6: Final answer
x = 565,613.52
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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.