Finding the Fourth Proportional to 2,069,266.11, 3,103,863 and 931,222.99
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Solution
The fourth proportional to 2,069,266.11, 3,103,863 and 931,222.99 is: 1,396,818.21
Step by Step Solution
- Step 1: Write the proportion equation
2,069,266.11 : 3,103,863 = 931,222.99 : x - Step 2: Convert to fraction form
2,069,266.11/3,103,863 = 931,222.99/x - Step 3: Cross multiply
2,069,266.11x = 3,103,863 × 931,222.99 - Step 4: Simplify right side
2,069,266.11x = 2,890,388,583,410.37 - Step 5: Solve for x
x = 2,890,388,583,410.37/2,069,266.11 - Step 6: Final answer
x = 1,396,818.21
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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.