Finding the Fourth Proportional to 2,696,855.88, 4,044,736.26 and 990,412.68
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Solution
The fourth proportional to 2,696,855.88, 4,044,736.26 and 990,412.68 is: 1,485,417.93
Step by Step Solution
- Step 1: Write the proportion equation
2,696,855.88 : 4,044,736.26 = 990,412.68 : x - Step 2: Convert to fraction form
2,696,855.88/4,044,736.26 = 990,412.68/x - Step 3: Cross multiply
2,696,855.88x = 4,044,736.26 × 990,412.68 - Step 4: Simplify right side
2,696,855.88x = 4,005,958,079,159.78 - Step 5: Solve for x
x = 4,005,958,079,159.78/2,696,855.88 - Step 6: Final answer
x = 1,485,417.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.