Finding the Fourth Proportional to 5,177,419.07, 7,764,438.33 and 1,718,229.56
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Solution
The fourth proportional to 5,177,419.07, 7,764,438.33 and 1,718,229.56 is: 2,576,783.38
Step by Step Solution
- Step 1: Write the proportion equation
5,177,419.07 : 7,764,438.33 = 1,718,229.56 : x - Step 2: Convert to fraction form
5,177,419.07/7,764,438.33 = 1,718,229.56/x - Step 3: Cross multiply
5,177,419.07x = 7,764,438.33 × 1,718,229.56 - Step 4: Simplify right side
5,177,419.07x = 13,341,087,416,580.84 - Step 5: Solve for x
x = 13,341,087,416,580.84/5,177,419.07 - Step 6: Final answer
x = 2,576,783.38
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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.