Finding the Fourth Proportional to 3,942,682.80, 5,913,132 and 1,810,717.44
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Solution
The fourth proportional to 3,942,682.80, 5,913,132 and 1,810,717.44 is: 2,715,666.41
Step by Step Solution
- Step 1: Write the proportion equation
3,942,682.80 : 5,913,132 = 1,810,717.44 : x - Step 2: Convert to fraction form
3,942,682.80/5,913,132 = 1,810,717.44/x - Step 3: Cross multiply
3,942,682.80x = 5,913,132 × 1,810,717.44 - Step 4: Simplify right side
3,942,682.80x = 10,707,011,237,422.08 - Step 5: Solve for x
x = 10,707,011,237,422.08/3,942,682.80 - Step 6: Final answer
x = 2,715,666.41
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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.