Finding the Fourth Proportional to 2,159,466.57, 3,236,708.73 and 810,768.99
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Solution
The fourth proportional to 2,159,466.57, 3,236,708.73 and 810,768.99 is: 1,215,218.20
Step by Step Solution
- Step 1: Write the proportion equation
2,159,466.57 : 3,236,708.73 = 810,768.99 : x - Step 2: Convert to fraction form
2,159,466.57/3,236,708.73 = 810,768.99/x - Step 3: Cross multiply
2,159,466.57x = 3,236,708.73 × 810,768.99 - Step 4: Simplify right side
2,159,466.57x = 2,624,223,067,946.28 - Step 5: Solve for x
x = 2,624,223,067,946.28/2,159,466.57 - Step 6: Final answer
x = 1,215,218.20
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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.