Finding the Fourth Proportional to 3,591,420.24, 4,956,265.28 and 1,959,932.96
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Solution
The fourth proportional to 3,591,420.24, 4,956,265.28 and 1,959,932.96 is: 2,704,764.98
Step by Step Solution
- Step 1: Write the proportion equation
3,591,420.24 : 4,956,265.28 = 1,959,932.96 : x - Step 2: Convert to fraction form
3,591,420.24/4,956,265.28 = 1,959,932.96/x - Step 3: Cross multiply
3,591,420.24x = 4,956,265.28 × 1,959,932.96 - Step 4: Simplify right side
3,591,420.24x = 9,713,947,680,775.63 - Step 5: Solve for x
x = 9,713,947,680,775.63/3,591,420.24 - Step 6: Final answer
x = 2,704,764.98
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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.