Finding the Fourth Proportional to 1,995,684.28, 2,995,765.36 and 798,441.20
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Solution
The fourth proportional to 1,995,684.28, 2,995,765.36 and 798,441.20 is: 1,198,557.56
Step by Step Solution
- Step 1: Write the proportion equation
1,995,684.28 : 2,995,765.36 = 798,441.20 : x - Step 2: Convert to fraction form
1,995,684.28/2,995,765.36 = 798,441.20/x - Step 3: Cross multiply
1,995,684.28x = 2,995,765.36 × 798,441.20 - Step 4: Simplify right side
1,995,684.28x = 2,391,942,483,216.02 - Step 5: Solve for x
x = 2,391,942,483,216.02/1,995,684.28 - Step 6: Final answer
x = 1,198,557.56
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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.