Finding the Fourth Proportional to 3,038,174.28, 4,192,708.50 and 1,680,069.96
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Solution
The fourth proportional to 3,038,174.28, 4,192,708.50 and 1,680,069.96 is: 2,318,512.02
Step by Step Solution
- Step 1: Write the proportion equation
3,038,174.28 : 4,192,708.50 = 1,680,069.96 : x - Step 2: Convert to fraction form
3,038,174.28/4,192,708.50 = 1,680,069.96/x - Step 3: Cross multiply
3,038,174.28x = 4,192,708.50 × 1,680,069.96 - Step 4: Simplify right side
3,038,174.28x = 7,044,043,601,886.66 - Step 5: Solve for x
x = 7,044,043,601,886.66/3,038,174.28 - Step 6: Final answer
x = 2,318,512.02
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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.