Finding the Fourth Proportional to 1,581,372.77, 2,372,204.97 and 516,420.41
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Solution
The fourth proportional to 1,581,372.77, 2,372,204.97 and 516,420.41 is: 774,678.23
Step by Step Solution
- Step 1: Write the proportion equation
1,581,372.77 : 2,372,204.97 = 516,420.41 : x - Step 2: Convert to fraction form
1,581,372.77/2,372,204.97 = 516,420.41/x - Step 3: Cross multiply
1,581,372.77x = 2,372,204.97 × 516,420.41 - Step 4: Simplify right side
1,581,372.77x = 1,225,055,051,350.41 - Step 5: Solve for x
x = 1,225,055,051,350.41/1,581,372.77 - Step 6: Final answer
x = 774,678.23
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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.