Finding the Fourth Proportional to 2,643,493.50, 3,648,201.42 and 1,497,583.26
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Solution
The fourth proportional to 2,643,493.50, 3,648,201.42 and 1,497,583.26 is: 2,066,767.09
Step by Step Solution
- Step 1: Write the proportion equation
2,643,493.50 : 3,648,201.42 = 1,497,583.26 : x - Step 2: Convert to fraction form
2,643,493.50/3,648,201.42 = 1,497,583.26/x - Step 3: Cross multiply
2,643,493.50x = 3,648,201.42 × 1,497,583.26 - Step 4: Simplify right side
2,643,493.50x = 5,463,485,375,700.23 - Step 5: Solve for x
x = 5,463,485,375,700.23/2,643,493.50 - Step 6: Final answer
x = 2,066,767.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.