Finding the Fourth Proportional to 1,469,686.08, 2,028,283.94 and 825,148.56
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Solution
The fourth proportional to 1,469,686.08, 2,028,283.94 and 825,148.56 is: 1,138,770.79
Step by Step Solution
- Step 1: Write the proportion equation
1,469,686.08 : 2,028,283.94 = 825,148.56 : x - Step 2: Convert to fraction form
1,469,686.08/2,028,283.94 = 825,148.56/x - Step 3: Cross multiply
1,469,686.08x = 2,028,283.94 × 825,148.56 - Step 4: Simplify right side
1,469,686.08x = 1,673,635,572,362.13 - Step 5: Solve for x
x = 1,673,635,572,362.13/1,469,686.08 - Step 6: Final answer
x = 1,138,770.79
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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.