Finding the Fourth Proportional to 1,197,253.44, 1,652,235.84 and 653,391.36
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Solution
The fourth proportional to 1,197,253.44, 1,652,235.84 and 653,391.36 is: 901,694.32
Step by Step Solution
- Step 1: Write the proportion equation
1,197,253.44 : 1,652,235.84 = 653,391.36 : x - Step 2: Convert to fraction form
1,197,253.44/1,652,235.84 = 653,391.36/x - Step 3: Cross multiply
1,197,253.44x = 1,652,235.84 × 653,391.36 - Step 4: Simplify right side
1,197,253.44x = 1,079,556,622,538.34 - Step 5: Solve for x
x = 1,079,556,622,538.34/1,197,253.44 - Step 6: Final answer
x = 901,694.32
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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.