Finding the Fourth Proportional to 3,549,328.26, 5,324,890.14 and 990,542.76
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Solution
The fourth proportional to 3,549,328.26, 5,324,890.14 and 990,542.76 is: 1,486,064.68
Step by Step Solution
- Step 1: Write the proportion equation
3,549,328.26 : 5,324,890.14 = 990,542.76 : x - Step 2: Convert to fraction form
3,549,328.26/5,324,890.14 = 990,542.76/x - Step 3: Cross multiply
3,549,328.26x = 5,324,890.14 × 990,542.76 - Step 4: Simplify right side
3,549,328.26x = 5,274,531,375,972.39 - Step 5: Solve for x
x = 5,274,531,375,972.39/3,549,328.26 - Step 6: Final answer
x = 1,486,064.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.