Finding the Fourth Proportional to 2,943,487.68, 4,065,096.96 and 2,028,096.96
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Solution
The fourth proportional to 2,943,487.68, 4,065,096.96 and 2,028,096.96 is: 2,800,898.69
Step by Step Solution
- Step 1: Write the proportion equation
2,943,487.68 : 4,065,096.96 = 2,028,096.96 : x - Step 2: Convert to fraction form
2,943,487.68/4,065,096.96 = 2,028,096.96/x - Step 3: Cross multiply
2,943,487.68x = 4,065,096.96 × 2,028,096.96 - Step 4: Simplify right side
2,943,487.68x = 8,244,410,786,681.24 - Step 5: Solve for x
x = 8,244,410,786,681.24/2,943,487.68 - Step 6: Final answer
x = 2,800,898.69
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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.