Finding the Fourth Proportional to 5,702,000.40, 7,868,760.12 and 3,410,161.02
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Solution
The fourth proportional to 5,702,000.40, 7,868,760.12 and 3,410,161.02 is: 4,706,021.95
Step by Step Solution
- Step 1: Write the proportion equation
5,702,000.40 : 7,868,760.12 = 3,410,161.02 : x - Step 2: Convert to fraction form
5,702,000.40/7,868,760.12 = 3,410,161.02/x - Step 3: Cross multiply
5,702,000.40x = 7,868,760.12 × 3,410,161.02 - Step 4: Simplify right side
5,702,000.40x = 26,833,739,036,954.52 - Step 5: Solve for x
x = 26,833,739,036,954.52/5,702,000.40 - Step 6: Final answer
x = 4,706,021.95
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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.