Finding the Fourth Proportional to 2,077,438.21, 3,117,254.46 and 1,474,124.99
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Solution
The fourth proportional to 2,077,438.21, 3,117,254.46 and 1,474,124.99 is: 2,211,966.01
Step by Step Solution
- Step 1: Write the proportion equation
2,077,438.21 : 3,117,254.46 = 1,474,124.99 : x - Step 2: Convert to fraction form
2,077,438.21/3,117,254.46 = 1,474,124.99/x - Step 3: Cross multiply
2,077,438.21x = 3,117,254.46 × 1,474,124.99 - Step 4: Simplify right side
2,077,438.21x = 4,595,222,699,674.96 - Step 5: Solve for x
x = 4,595,222,699,674.96/2,077,438.21 - Step 6: Final answer
x = 2,211,966.01
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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.