Finding the Fourth Proportional to 4,211,374.36, 5,811,696.62 and 2,277,634.94
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Solution
The fourth proportional to 4,211,374.36, 5,811,696.62 and 2,277,634.94 is: 3,143,136.21
Step by Step Solution
- Step 1: Write the proportion equation
4,211,374.36 : 5,811,696.62 = 2,277,634.94 : x - Step 2: Convert to fraction form
4,211,374.36/5,811,696.62 = 2,277,634.94/x - Step 3: Cross multiply
4,211,374.36x = 5,811,696.62 × 2,277,634.94 - Step 4: Simplify right side
4,211,374.36x = 13,236,923,257,701.98 - Step 5: Solve for x
x = 13,236,923,257,701.98/4,211,374.36 - Step 6: Final answer
x = 3,143,136.21
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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.