Finding the Fourth Proportional to 1,433,178.56, 2,150,099.99 and 486,549.28
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Solution
The fourth proportional to 1,433,178.56, 2,150,099.99 and 486,549.28 is: 729,936.68
Step by Step Solution
- Step 1: Write the proportion equation
1,433,178.56 : 2,150,099.99 = 486,549.28 : x - Step 2: Convert to fraction form
1,433,178.56/2,150,099.99 = 486,549.28/x - Step 3: Cross multiply
1,433,178.56x = 2,150,099.99 × 486,549.28 - Step 4: Simplify right side
1,433,178.56x = 1,046,129,606,878.79 - Step 5: Solve for x
x = 1,046,129,606,878.79/1,433,178.56 - Step 6: Final answer
x = 729,936.68
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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.