Finding the Fourth Proportional to 3,032,544.12, 4,183,156.62 and 1,959,456.12
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Solution
The fourth proportional to 3,032,544.12, 4,183,156.62 and 1,959,456.12 is: 2,702,915.94
Step by Step Solution
- Step 1: Write the proportion equation
3,032,544.12 : 4,183,156.62 = 1,959,456.12 : x - Step 2: Convert to fraction form
3,032,544.12/4,183,156.62 = 1,959,456.12/x - Step 3: Cross multiply
3,032,544.12x = 4,183,156.62 × 1,959,456.12 - Step 4: Simplify right side
3,032,544.12x = 8,196,711,839,977.52 - Step 5: Solve for x
x = 8,196,711,839,977.52/3,032,544.12 - Step 6: Final answer
x = 2,702,915.94
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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.