Finding the Fourth Proportional to 3,243,695.84, 4,476,221.36 and 1,793,353.92
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Solution
The fourth proportional to 3,243,695.84, 4,476,221.36 and 1,793,353.92 is: 2,474,784.79
Step by Step Solution
- Step 1: Write the proportion equation
3,243,695.84 : 4,476,221.36 = 1,793,353.92 : x - Step 2: Convert to fraction form
3,243,695.84/4,476,221.36 = 1,793,353.92/x - Step 3: Cross multiply
3,243,695.84x = 4,476,221.36 × 1,793,353.92 - Step 4: Simplify right side
3,243,695.84x = 8,027,449,122,743.73 - Step 5: Solve for x
x = 8,027,449,122,743.73/3,243,695.84 - Step 6: Final answer
x = 2,474,784.79
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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.