Finding the Fourth Proportional to 2,313,882.90, 3,193,065.09 and 1,347,040.98
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Solution
The fourth proportional to 2,313,882.90, 3,193,065.09 and 1,347,040.98 is: 1,858,862.23
Step by Step Solution
- Step 1: Write the proportion equation
2,313,882.90 : 3,193,065.09 = 1,347,040.98 : x - Step 2: Convert to fraction form
2,313,882.90/3,193,065.09 = 1,347,040.98/x - Step 3: Cross multiply
2,313,882.90x = 3,193,065.09 × 1,347,040.98 - Step 4: Simplify right side
2,313,882.90x = 4,301,189,528,037.39 - Step 5: Solve for x
x = 4,301,189,528,037.39/2,313,882.90 - Step 6: Final answer
x = 1,858,862.23
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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.