Finding the Fourth Proportional to 1,808,272.28, 2,713,167.50 and 1,125,729.97
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Solution
The fourth proportional to 1,808,272.28, 2,713,167.50 and 1,125,729.97 is: 1,689,067.51
Step by Step Solution
- Step 1: Write the proportion equation
1,808,272.28 : 2,713,167.50 = 1,125,729.97 : x - Step 2: Convert to fraction form
1,808,272.28/2,713,167.50 = 1,125,729.97/x - Step 3: Cross multiply
1,808,272.28x = 2,713,167.50 × 1,125,729.97 - Step 4: Simplify right side
1,808,272.28x = 3,054,293,955,968.41 - Step 5: Solve for x
x = 3,054,293,955,968.41/1,808,272.28 - Step 6: Final answer
x = 1,689,067.51
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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.