Finding the Fourth Proportional to 2,576,777.12, 3,863,655.84 and 1,724,819.12
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Solution
The fourth proportional to 2,576,777.12, 3,863,655.84 and 1,724,819.12 is: 2,586,218.04
Step by Step Solution
- Step 1: Write the proportion equation
2,576,777.12 : 3,863,655.84 = 1,724,819.12 : x - Step 2: Convert to fraction form
2,576,777.12/3,863,655.84 = 1,724,819.12/x - Step 3: Cross multiply
2,576,777.12x = 3,863,655.84 × 1,724,819.12 - Step 4: Simplify right side
2,576,777.12x = 6,664,107,465,931.66 - Step 5: Solve for x
x = 6,664,107,465,931.66/2,576,777.12 - Step 6: Final answer
x = 2,586,218.04
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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.