Finding the Fourth Proportional to 2,903,604.12, 4,006,891.08 and 1,614,421.08
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Solution
The fourth proportional to 2,903,604.12, 4,006,891.08 and 1,614,421.08 is: 2,227,855.16
Step by Step Solution
- Step 1: Write the proportion equation
2,903,604.12 : 4,006,891.08 = 1,614,421.08 : x - Step 2: Convert to fraction form
2,903,604.12/4,006,891.08 = 1,614,421.08/x - Step 3: Cross multiply
2,903,604.12x = 4,006,891.08 × 1,614,421.08 - Step 4: Simplify right side
2,903,604.12x = 6,468,809,424,815.97 - Step 5: Solve for x
x = 6,468,809,424,815.97/2,903,604.12 - Step 6: Final answer
x = 2,227,855.16
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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.