Finding the Fourth Proportional to 4,142,861.40, 6,206,593.86 and 2,251,193.88
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Solution
The fourth proportional to 4,142,861.40, 6,206,593.86 and 2,251,193.88 is: 3,372,607.67
Step by Step Solution
- Step 1: Write the proportion equation
4,142,861.40 : 6,206,593.86 = 2,251,193.88 : x - Step 2: Convert to fraction form
4,142,861.40/6,206,593.86 = 2,251,193.88/x - Step 3: Cross multiply
4,142,861.40x = 6,206,593.86 × 2,251,193.88 - Step 4: Simplify right side
4,142,861.40x = 13,972,246,113,277.58 - Step 5: Solve for x
x = 13,972,246,113,277.58/4,142,861.40 - Step 6: Final answer
x = 3,372,607.67
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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.