Finding the Fourth Proportional to 6,309,984.24, 9,466,249.80 and 1,992,709.20
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Solution
The fourth proportional to 6,309,984.24, 9,466,249.80 and 1,992,709.20 is: 2,989,465.96
Step by Step Solution
- Step 1: Write the proportion equation
6,309,984.24 : 9,466,249.80 = 1,992,709.20 : x - Step 2: Convert to fraction form
6,309,984.24/9,466,249.80 = 1,992,709.20/x - Step 3: Cross multiply
6,309,984.24x = 9,466,249.80 × 1,992,709.20 - Step 4: Simplify right side
6,309,984.24x = 18,863,483,065,958.16 - Step 5: Solve for x
x = 18,863,483,065,958.16/6,309,984.24 - Step 6: Final answer
x = 2,989,465.96
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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.