Finding the Fourth Proportional to 5,263,775.16, 7,895,117.36 and 3,568,806.42
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Solution
The fourth proportional to 5,263,775.16, 7,895,117.36 and 3,568,806.42 is: 5,352,839.86
Step by Step Solution
- Step 1: Write the proportion equation
5,263,775.16 : 7,895,117.36 = 3,568,806.42 : x - Step 2: Convert to fraction form
5,263,775.16/7,895,117.36 = 3,568,806.42/x - Step 3: Cross multiply
5,263,775.16x = 7,895,117.36 × 3,568,806.42 - Step 4: Simplify right side
5,263,775.16x = 28,176,145,503,177.42 - Step 5: Solve for x
x = 28,176,145,503,177.42/5,263,775.16 - Step 6: Final answer
x = 5,352,839.86
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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.