Finding the Fourth Proportional to 1,685,583.97, 2,325,554.61 and 1,031,528.16
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Solution
The fourth proportional to 1,685,583.97, 2,325,554.61 and 1,031,528.16 is: 1,423,171.50
Step by Step Solution
- Step 1: Write the proportion equation
1,685,583.97 : 2,325,554.61 = 1,031,528.16 : x - Step 2: Convert to fraction form
1,685,583.97/2,325,554.61 = 1,031,528.16/x - Step 3: Cross multiply
1,685,583.97x = 2,325,554.61 × 1,031,528.16 - Step 4: Simplify right side
1,685,583.97x = 2,398,875,067,832.82 - Step 5: Solve for x
x = 2,398,875,067,832.82/1,685,583.97 - Step 6: Final answer
x = 1,423,171.50
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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.