Finding the Fourth Proportional to 3,373,497.42, 4,656,025.80 and 1,997,604.99
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Solution
The fourth proportional to 3,373,497.42, 4,656,025.80 and 1,997,604.99 is: 2,757,049.80
Step by Step Solution
- Step 1: Write the proportion equation
3,373,497.42 : 4,656,025.80 = 1,997,604.99 : x - Step 2: Convert to fraction form
3,373,497.42/4,656,025.80 = 1,997,604.99/x - Step 3: Cross multiply
3,373,497.42x = 4,656,025.80 × 1,997,604.99 - Step 4: Simplify right side
3,373,497.42x = 9,300,900,371,648.74 - Step 5: Solve for x
x = 9,300,900,371,648.74/3,373,497.42 - Step 6: Final answer
x = 2,757,049.80
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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.