Finding the Fourth Proportional to 2,022,461.12, 2,790,979.75 and 1,104,690.84
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Solution
The fourth proportional to 2,022,461.12, 2,790,979.75 and 1,104,690.84 is: 1,524,464.30
Step by Step Solution
- Step 1: Write the proportion equation
2,022,461.12 : 2,790,979.75 = 1,104,690.84 : x - Step 2: Convert to fraction form
2,022,461.12/2,790,979.75 = 1,104,690.84/x - Step 3: Cross multiply
2,022,461.12x = 2,790,979.75 × 1,104,690.84 - Step 4: Simplify right side
2,022,461.12x = 3,083,169,761,688.76 - Step 5: Solve for x
x = 3,083,169,761,688.76/2,022,461.12 - Step 6: Final answer
x = 1,524,464.30
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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.