Finding the Fourth Proportional to 2,864,958.22, 3,953,644.37 and 1,575,896.68
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Solution
The fourth proportional to 2,864,958.22, 3,953,644.37 and 1,575,896.68 is: 2,174,738.53
Step by Step Solution
- Step 1: Write the proportion equation
2,864,958.22 : 3,953,644.37 = 1,575,896.68 : x - Step 2: Convert to fraction form
2,864,958.22/3,953,644.37 = 1,575,896.68/x - Step 3: Cross multiply
2,864,958.22x = 3,953,644.37 × 1,575,896.68 - Step 4: Simplify right side
2,864,958.22x = 6,230,535,036,583.69 - Step 5: Solve for x
x = 6,230,535,036,583.69/2,864,958.22 - Step 6: Final answer
x = 2,174,738.53
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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.