Finding the Fourth Proportional to 1,626,988.44, 2,245,352.12 and 901,866.72
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Solution
The fourth proportional to 1,626,988.44, 2,245,352.12 and 901,866.72 is: 1,244,635.98
Step by Step Solution
- Step 1: Write the proportion equation
1,626,988.44 : 2,245,352.12 = 901,866.72 : x - Step 2: Convert to fraction form
1,626,988.44/2,245,352.12 = 901,866.72/x - Step 3: Cross multiply
1,626,988.44x = 2,245,352.12 × 901,866.72 - Step 4: Simplify right side
1,626,988.44x = 2,025,008,353,964.11 - Step 5: Solve for x
x = 2,025,008,353,964.11/1,626,988.44 - Step 6: Final answer
x = 1,244,635.98
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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.