Finding the Fourth Proportional to 1,595,309.97, 2,202,340.45 and 1,231,918.05
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Solution
The fourth proportional to 1,595,309.97, 2,202,340.45 and 1,231,918.05 is: 1,700,674.48
Step by Step Solution
- Step 1: Write the proportion equation
1,595,309.97 : 2,202,340.45 = 1,231,918.05 : x - Step 2: Convert to fraction form
1,595,309.97/2,202,340.45 = 1,231,918.05/x - Step 3: Cross multiply
1,595,309.97x = 2,202,340.45 × 1,231,918.05 - Step 4: Simplify right side
1,595,309.97x = 2,713,102,952,600.12 - Step 5: Solve for x
x = 2,713,102,952,600.12/1,595,309.97 - Step 6: Final answer
x = 1,700,674.48
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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.