Finding the Fourth Proportional to 3,462,635.80, 5,193,953.70 and 2,622,827.80
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Solution
The fourth proportional to 3,462,635.80, 5,193,953.70 and 2,622,827.80 is: 3,934,241.70
Step by Step Solution
- Step 1: Write the proportion equation
3,462,635.80 : 5,193,953.70 = 2,622,827.80 : x - Step 2: Convert to fraction form
3,462,635.80/5,193,953.70 = 2,622,827.80/x - Step 3: Cross multiply
3,462,635.80x = 5,193,953.70 × 2,622,827.80 - Step 4: Simplify right side
3,462,635.80x = 13,622,846,156,272.86 - Step 5: Solve for x
x = 13,622,846,156,272.86/3,462,635.80 - Step 6: Final answer
x = 3,934,241.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.