Finding the Fourth Proportional to 3,797,432.84, 5,240,463 and 2,078,661.98
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Solution
The fourth proportional to 3,797,432.84, 5,240,463 and 2,078,661.98 is: 2,868,556.64
Step by Step Solution
- Step 1: Write the proportion equation
3,797,432.84 : 5,240,463 = 2,078,661.98 : x - Step 2: Convert to fraction form
3,797,432.84/5,240,463 = 2,078,661.98/x - Step 3: Cross multiply
3,797,432.84x = 5,240,463 × 2,078,661.98 - Step 4: Simplify right side
3,797,432.84x = 10,893,151,195,696.74 - Step 5: Solve for x
x = 10,893,151,195,696.74/3,797,432.84 - Step 6: Final answer
x = 2,868,556.64
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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.