Finding the Fourth Proportional to 2,757,862.68, 4,136,795.09 and 864,751.74
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Solution
The fourth proportional to 2,757,862.68, 4,136,795.09 and 864,751.74 is: 1,297,127.95
Step by Step Solution
- Step 1: Write the proportion equation
2,757,862.68 : 4,136,795.09 = 864,751.74 : x - Step 2: Convert to fraction form
2,757,862.68/4,136,795.09 = 864,751.74/x - Step 3: Cross multiply
2,757,862.68x = 4,136,795.09 × 864,751.74 - Step 4: Simplify right side
2,757,862.68x = 3,577,300,752,100.96 - Step 5: Solve for x
x = 3,577,300,752,100.96/2,757,862.68 - Step 6: Final answer
x = 1,297,127.95
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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.