Finding the Fourth Proportional to 1,443,841.97, 2,167,891.97 and 805,393.08
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Solution
The fourth proportional to 1,443,841.97, 2,167,891.97 and 805,393.08 is: 1,209,277.21
Step by Step Solution
- Step 1: Write the proportion equation
1,443,841.97 : 2,167,891.97 = 805,393.08 : x - Step 2: Convert to fraction form
1,443,841.97/2,167,891.97 = 805,393.08/x - Step 3: Cross multiply
1,443,841.97x = 2,167,891.97 × 805,393.08 - Step 4: Simplify right side
1,443,841.97x = 1,746,005,186,798.60 - Step 5: Solve for x
x = 1,746,005,186,798.60/1,443,841.97 - Step 6: Final answer
x = 1,209,277.21
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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.