Finding the Fourth Proportional to 1,246,265.91, 1,719,844.79 and 673,304.31
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Solution
The fourth proportional to 1,246,265.91, 1,719,844.79 and 673,304.31 is: 929,158.78
Step by Step Solution
- Step 1: Write the proportion equation
1,246,265.91 : 1,719,844.79 = 673,304.31 : x - Step 2: Convert to fraction form
1,246,265.91/1,719,844.79 = 673,304.31/x - Step 3: Cross multiply
1,246,265.91x = 1,719,844.79 × 673,304.31 - Step 4: Simplify right side
1,246,265.91x = 1,157,978,906,271.52 - Step 5: Solve for x
x = 1,157,978,906,271.52/1,246,265.91 - Step 6: Final answer
x = 929,158.78
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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.