Finding the Fourth Proportional to 1,729,147.77, 2,588,406.71 and 1,474,056.09
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Solution
The fourth proportional to 1,729,147.77, 2,588,406.71 and 1,474,056.09 is: 2,206,553.27
Step by Step Solution
- Step 1: Write the proportion equation
1,729,147.77 : 2,588,406.71 = 1,474,056.09 : x - Step 2: Convert to fraction form
1,729,147.77/2,588,406.71 = 1,474,056.09/x - Step 3: Cross multiply
1,729,147.77x = 2,588,406.71 × 1,474,056.09 - Step 4: Simplify right side
1,729,147.77x = 3,815,456,666,902.08 - Step 5: Solve for x
x = 3,815,456,666,902.08/1,729,147.77 - Step 6: Final answer
x = 2,206,553.27
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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.