Finding the Fourth Proportional to 2,591,553.36, 3,576,119.88 and 1,673,823.12
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Solution
The fourth proportional to 2,591,553.36, 3,576,119.88 and 1,673,823.12 is: 2,309,731.39
Step by Step Solution
- Step 1: Write the proportion equation
2,591,553.36 : 3,576,119.88 = 1,673,823.12 : x - Step 2: Convert to fraction form
2,591,553.36/3,576,119.88 = 1,673,823.12/x - Step 3: Cross multiply
2,591,553.36x = 3,576,119.88 × 1,673,823.12 - Step 4: Simplify right side
2,591,553.36x = 5,985,792,135,035.63 - Step 5: Solve for x
x = 5,985,792,135,035.63/2,591,553.36 - Step 6: Final answer
x = 2,309,731.39
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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.