Finding the Fourth Proportional to 1,207,846.24, 1,666,849.04 and 664,004.96
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Solution
The fourth proportional to 1,207,846.24, 1,666,849.04 and 664,004.96 is: 916,338.52
Step by Step Solution
- Step 1: Write the proportion equation
1,207,846.24 : 1,666,849.04 = 664,004.96 : x - Step 2: Convert to fraction form
1,207,846.24/1,666,849.04 = 664,004.96/x - Step 3: Cross multiply
1,207,846.24x = 1,666,849.04 × 664,004.96 - Step 4: Simplify right side
1,207,846.24x = 1,106,796,030,131.24 - Step 5: Solve for x
x = 1,106,796,030,131.24/1,207,846.24 - Step 6: Final answer
x = 916,338.52
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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.