Finding the Fourth Proportional to 1,676,790.58, 2,313,898.41 and 912,846.82
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Solution
The fourth proportional to 1,676,790.58, 2,313,898.41 and 912,846.82 is: 1,259,689.09
Step by Step Solution
- Step 1: Write the proportion equation
1,676,790.58 : 2,313,898.41 = 912,846.82 : x - Step 2: Convert to fraction form
1,676,790.58/2,313,898.41 = 912,846.82/x - Step 3: Cross multiply
1,676,790.58x = 2,313,898.41 × 912,846.82 - Step 4: Simplify right side
1,676,790.58x = 2,112,234,805,371.56 - Step 5: Solve for x
x = 2,112,234,805,371.56/1,676,790.58 - Step 6: Final answer
x = 1,259,689.09
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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.