Finding the Fourth Proportional to 4,833,354.21, 6,668,396.22 and 2,739,972.09
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Solution
The fourth proportional to 4,833,354.21, 6,668,396.22 and 2,739,972.09 is: 3,780,235.99
Step by Step Solution
- Step 1: Write the proportion equation
4,833,354.21 : 6,668,396.22 = 2,739,972.09 : x - Step 2: Convert to fraction form
4,833,354.21/6,668,396.22 = 2,739,972.09/x - Step 3: Cross multiply
4,833,354.21x = 6,668,396.22 × 2,739,972.09 - Step 4: Simplify right side
4,833,354.21x = 18,271,219,527,861.50 - Step 5: Solve for x
x = 18,271,219,527,861.50/4,833,354.21 - Step 6: Final answer
x = 3,780,235.99
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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.