Finding the Fourth Proportional to 2,193,635.94, 3,027,371.87 and 1,226,856.20
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Solution
The fourth proportional to 2,193,635.94, 3,027,371.87 and 1,226,856.20 is: 1,693,147.84
Step by Step Solution
- Step 1: Write the proportion equation
2,193,635.94 : 3,027,371.87 = 1,226,856.20 : x - Step 2: Convert to fraction form
2,193,635.94/3,027,371.87 = 1,226,856.20/x - Step 3: Cross multiply
2,193,635.94x = 3,027,371.87 × 1,226,856.20 - Step 4: Simplify right side
2,193,635.94x = 3,714,149,948,415.09 - Step 5: Solve for x
x = 3,714,149,948,415.09/2,193,635.94 - Step 6: Final answer
x = 1,693,147.84
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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.