Finding the Fourth Proportional to 1,512,048.20, 2,267,284.79 and 713,115.23
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Solution
The fourth proportional to 1,512,048.20, 2,267,284.79 and 713,115.23 is: 1,069,301.44
Step by Step Solution
- Step 1: Write the proportion equation
1,512,048.20 : 2,267,284.79 = 713,115.23 : x - Step 2: Convert to fraction form
1,512,048.20/2,267,284.79 = 713,115.23/x - Step 3: Cross multiply
1,512,048.20x = 2,267,284.79 × 713,115.23 - Step 4: Simplify right side
1,512,048.20x = 1,616,835,304,942.72 - Step 5: Solve for x
x = 1,616,835,304,942.72/1,512,048.20 - Step 6: Final answer
x = 1,069,301.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.