Finding the Fourth Proportional to 1,203,159.87, 1,660,202.60 and 719,548.56
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Solution
The fourth proportional to 1,203,159.87, 1,660,202.60 and 719,548.56 is: 992,882.51
Step by Step Solution
- Step 1: Write the proportion equation
1,203,159.87 : 1,660,202.60 = 719,548.56 : x - Step 2: Convert to fraction form
1,203,159.87/1,660,202.60 = 719,548.56/x - Step 3: Cross multiply
1,203,159.87x = 1,660,202.60 × 719,548.56 - Step 4: Simplify right side
1,203,159.87x = 1,194,596,386,540.51 - Step 5: Solve for x
x = 1,194,596,386,540.51/1,203,159.87 - Step 6: Final answer
x = 992,882.51
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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.