Finding the Fourth Proportional to 4,467,867.42, 6,697,134.69 and 2,190,238.14
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Solution
The fourth proportional to 4,467,867.42, 6,697,134.69 and 2,190,238.14 is: 3,283,069.63
Step by Step Solution
- Step 1: Write the proportion equation
4,467,867.42 : 6,697,134.69 = 2,190,238.14 : x - Step 2: Convert to fraction form
4,467,867.42/6,697,134.69 = 2,190,238.14/x - Step 3: Cross multiply
4,467,867.42x = 6,697,134.69 × 2,190,238.14 - Step 4: Simplify right side
4,467,867.42x = 14,668,319,826,755.08 - Step 5: Solve for x
x = 14,668,319,826,755.08/4,467,867.42 - Step 6: Final answer
x = 3,283,069.63
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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.