Finding the Fourth Proportional to 1,691,767.62, 2,334,634.65 and 966,840.30
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Solution
The fourth proportional to 1,691,767.62, 2,334,634.65 and 966,840.30 is: 1,334,236.95
Step by Step Solution
- Step 1: Write the proportion equation
1,691,767.62 : 2,334,634.65 = 966,840.30 : x - Step 2: Convert to fraction form
1,691,767.62/2,334,634.65 = 966,840.30/x - Step 3: Cross multiply
1,691,767.62x = 2,334,634.65 × 966,840.30 - Step 4: Simplify right side
1,691,767.62x = 2,257,218,865,396.40 - Step 5: Solve for x
x = 2,257,218,865,396.40/1,691,767.62 - Step 6: Final answer
x = 1,334,236.95
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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.