Finding the Fourth Proportional to 2,798,121.41, 4,196,941.01 and 1,703,622.53
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Solution
The fourth proportional to 2,798,121.41, 4,196,941.01 and 1,703,622.53 is: 2,555,286.99
Step by Step Solution
- Step 1: Write the proportion equation
2,798,121.41 : 4,196,941.01 = 1,703,622.53 : x - Step 2: Convert to fraction form
2,798,121.41/4,196,941.01 = 1,703,622.53/x - Step 3: Cross multiply
2,798,121.41x = 4,196,941.01 × 1,703,622.53 - Step 4: Simplify right side
2,798,121.41x = 7,150,003,236,473.19 - Step 5: Solve for x
x = 7,150,003,236,473.19/2,798,121.41 - Step 6: Final answer
x = 2,555,286.99
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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.