Finding the Fourth Proportional to 4,995,974.12, 7,494,431.26 and 1,401,727.08
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Solution
The fourth proportional to 4,995,974.12, 7,494,431.26 and 1,401,727.08 is: 2,102,722.51
Step by Step Solution
- Step 1: Write the proportion equation
4,995,974.12 : 7,494,431.26 = 1,401,727.08 : x - Step 2: Convert to fraction form
4,995,974.12/7,494,431.26 = 1,401,727.08/x - Step 3: Cross multiply
4,995,974.12x = 7,494,431.26 × 1,401,727.08 - Step 4: Simplify right side
4,995,974.12x = 10,505,147,246,340.52 - Step 5: Solve for x
x = 10,505,147,246,340.52/4,995,974.12 - Step 6: Final answer
x = 2,102,722.51
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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.