Finding the Fourth Proportional to 1,793,973.36, 2,691,678.12 and 729,097.20
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Solution
The fourth proportional to 1,793,973.36, 2,691,678.12 and 729,097.20 is: 1,093,937.64
Step by Step Solution
- Step 1: Write the proportion equation
1,793,973.36 : 2,691,678.12 = 729,097.20 : x - Step 2: Convert to fraction form
1,793,973.36/2,691,678.12 = 729,097.20/x - Step 3: Cross multiply
1,793,973.36x = 2,691,678.12 × 729,097.20 - Step 4: Simplify right side
1,793,973.36x = 1,962,494,980,593.26 - Step 5: Solve for x
x = 1,962,494,980,593.26/1,793,973.36 - Step 6: Final answer
x = 1,093,937.64
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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.