Finding the Fourth Proportional to 3,797,682.84, 5,240,935.62 and 2,078,804.79
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Solution
The fourth proportional to 3,797,682.84, 5,240,935.62 and 2,078,804.79 is: 2,868,823.58
Step by Step Solution
- Step 1: Write the proportion equation
3,797,682.84 : 5,240,935.62 = 2,078,804.79 : x - Step 2: Convert to fraction form
3,797,682.84/5,240,935.62 = 2,078,804.79/x - Step 3: Cross multiply
3,797,682.84x = 5,240,935.62 × 2,078,804.79 - Step 4: Simplify right side
3,797,682.84x = 10,894,882,070,937.62 - Step 5: Solve for x
x = 10,894,882,070,937.62/3,797,682.84 - Step 6: Final answer
x = 2,868,823.58
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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.