Finding the Fourth Proportional to 4,215,526.22, 5,817,440.74 and 2,281,786.32
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Solution
The fourth proportional to 4,215,526.22, 5,817,440.74 and 2,281,786.32 is: 3,148,873.00
Step by Step Solution
- Step 1: Write the proportion equation
4,215,526.22 : 5,817,440.74 = 2,281,786.32 : x - Step 2: Convert to fraction form
4,215,526.22/5,817,440.74 = 2,281,786.32/x - Step 3: Cross multiply
4,215,526.22x = 5,817,440.74 × 2,281,786.32 - Step 4: Simplify right side
4,215,526.22x = 13,274,156,697,942.68 - Step 5: Solve for x
x = 13,274,156,697,942.68/4,215,526.22 - Step 6: Final answer
x = 3,148,873.00
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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.