Finding the Fourth Proportional to 4,211,373.95, 5,811,696.05 and 2,277,634.52
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Solution
The fourth proportional to 4,211,373.95, 5,811,696.05 and 2,277,634.52 is: 3,143,135.63
Step by Step Solution
- Step 1: Write the proportion equation
4,211,373.95 : 5,811,696.05 = 2,277,634.52 : x - Step 2: Convert to fraction form
4,211,373.95/5,811,696.05 = 2,277,634.52/x - Step 3: Cross multiply
4,211,373.95x = 5,811,696.05 × 2,277,634.52 - Step 4: Simplify right side
4,211,373.95x = 13,236,919,531,839.47 - Step 5: Solve for x
x = 13,236,919,531,839.47/4,211,373.95 - Step 6: Final answer
x = 3,143,135.63
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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.