Finding the Fourth Proportional to 1,153,399.08, 1,591,825.08 and 959,463.84
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Solution
The fourth proportional to 1,153,399.08, 1,591,825.08 and 959,463.84 is: 1,324,171.86
Step by Step Solution
- Step 1: Write the proportion equation
1,153,399.08 : 1,591,825.08 = 959,463.84 : x - Step 2: Convert to fraction form
1,153,399.08/1,591,825.08 = 959,463.84/x - Step 3: Cross multiply
1,153,399.08x = 1,591,825.08 × 959,463.84 - Step 4: Simplify right side
1,153,399.08x = 1,527,298,603,865.11 - Step 5: Solve for x
x = 1,527,298,603,865.11/1,153,399.08 - Step 6: Final answer
x = 1,324,171.86
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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.