Finding the Fourth Proportional to 2,639,371.64, 3,961,857.10 and 2,337,724
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Solution
The fourth proportional to 2,639,371.64, 3,961,857.10 and 2,337,724 is: 3,509,065.68
Step by Step Solution
- Step 1: Write the proportion equation
2,639,371.64 : 3,961,857.10 = 2,337,724 : x - Step 2: Convert to fraction form
2,639,371.64/3,961,857.10 = 2,337,724/x - Step 3: Cross multiply
2,639,371.64x = 3,961,857.10 × 2,337,724 - Step 4: Simplify right side
2,639,371.64x = 9,261,728,427,240.40 - Step 5: Solve for x
x = 9,261,728,427,240.40/2,639,371.64 - Step 6: Final answer
x = 3,509,065.68
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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.