Finding the Fourth Proportional to 4,257,828.69, 5,874,926.45 and 2,446,642.77
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Solution
The fourth proportional to 4,257,828.69, 5,874,926.45 and 2,446,642.77 is: 3,375,862.99
Step by Step Solution
- Step 1: Write the proportion equation
4,257,828.69 : 5,874,926.45 = 2,446,642.77 : x - Step 2: Convert to fraction form
4,257,828.69/5,874,926.45 = 2,446,642.77/x - Step 3: Cross multiply
4,257,828.69x = 5,874,926.45 × 2,446,642.77 - Step 4: Simplify right side
4,257,828.69x = 14,373,846,293,799.63 - Step 5: Solve for x
x = 14,373,846,293,799.63/4,257,828.69 - Step 6: Final answer
x = 3,375,862.99
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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.