Finding the Fourth Proportional to 2,371,039.98, 3,554,771.49 and 772,648.62
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Solution
The fourth proportional to 2,371,039.98, 3,554,771.49 and 772,648.62 is: 1,158,390.12
Step by Step Solution
- Step 1: Write the proportion equation
2,371,039.98 : 3,554,771.49 = 772,648.62 : x - Step 2: Convert to fraction form
2,371,039.98/3,554,771.49 = 772,648.62/x - Step 3: Cross multiply
2,371,039.98x = 3,554,771.49 × 772,648.62 - Step 4: Simplify right side
2,371,039.98x = 2,746,589,286,163.84 - Step 5: Solve for x
x = 2,746,589,286,163.84/2,371,039.98 - Step 6: Final answer
x = 1,158,390.12
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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.