Finding the Fourth Proportional to 2,193,634.44, 3,027,369.80 and 1,226,854.69
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Solution
The fourth proportional to 2,193,634.44, 3,027,369.80 and 1,226,854.69 is: 1,693,145.75
Step by Step Solution
- Step 1: Write the proportion equation
2,193,634.44 : 3,027,369.80 = 1,226,854.69 : x - Step 2: Convert to fraction form
2,193,634.44/3,027,369.80 = 1,226,854.69/x - Step 3: Cross multiply
2,193,634.44x = 3,027,369.80 × 1,226,854.69 - Step 4: Simplify right side
2,193,634.44x = 3,714,142,837,494.36 - Step 5: Solve for x
x = 3,714,142,837,494.36/2,193,634.44 - Step 6: Final answer
x = 1,693,145.75
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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.