Finding the Fourth Proportional to 2,796,421.14, 4,194,634.06 and 1,337,124.23
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Solution
The fourth proportional to 2,796,421.14, 4,194,634.06 and 1,337,124.23 is: 2,005,687.46
Step by Step Solution
- Step 1: Write the proportion equation
2,796,421.14 : 4,194,634.06 = 1,337,124.23 : x - Step 2: Convert to fraction form
2,796,421.14/4,194,634.06 = 1,337,124.23/x - Step 3: Cross multiply
2,796,421.14x = 4,194,634.06 × 1,337,124.23 - Step 4: Simplify right side
2,796,421.14x = 5,608,746,816,636.10 - Step 5: Solve for x
x = 5,608,746,816,636.10/2,796,421.14 - Step 6: Final answer
x = 2,005,687.46
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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.