Finding the Fourth Proportional to 2,114,325.68, 3,171,461.40 and 516,902.96
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Solution
The fourth proportional to 2,114,325.68, 3,171,461.40 and 516,902.96 is: 775,347.81
Step by Step Solution
- Step 1: Write the proportion equation
2,114,325.68 : 3,171,461.40 = 516,902.96 : x - Step 2: Convert to fraction form
2,114,325.68/3,171,461.40 = 516,902.96/x - Step 3: Cross multiply
2,114,325.68x = 3,171,461.40 × 516,902.96 - Step 4: Simplify right side
2,114,325.68x = 1,639,337,785,185.74 - Step 5: Solve for x
x = 1,639,337,785,185.74/2,114,325.68 - Step 6: Final answer
x = 775,347.81
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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.