Finding the Fourth Proportional to 2,611,018.28, 3,920,943.95 and 1,701,745.08
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Solution
The fourth proportional to 2,611,018.28, 3,920,943.95 and 1,701,745.08 is: 2,555,496.12
Step by Step Solution
- Step 1: Write the proportion equation
2,611,018.28 : 3,920,943.95 = 1,701,745.08 : x - Step 2: Convert to fraction form
2,611,018.28/3,920,943.95 = 1,701,745.08/x - Step 3: Cross multiply
2,611,018.28x = 3,920,943.95 × 1,701,745.08 - Step 4: Simplify right side
2,611,018.28x = 6,672,447,067,359.54 - Step 5: Solve for x
x = 6,672,447,067,359.54/2,611,018.28 - Step 6: Final answer
x = 2,555,496.12
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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.