Finding the Fourth Proportional to 1,995,751.67, 2,754,140.02 and 1,136,312.31
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Solution
The fourth proportional to 1,995,751.67, 2,754,140.02 and 1,136,312.31 is: 1,568,112.53
Step by Step Solution
- Step 1: Write the proportion equation
1,995,751.67 : 2,754,140.02 = 1,136,312.31 : x - Step 2: Convert to fraction form
1,995,751.67/2,754,140.02 = 1,136,312.31/x - Step 3: Cross multiply
1,995,751.67x = 2,754,140.02 × 1,136,312.31 - Step 4: Simplify right side
1,995,751.67x = 3,129,563,208,189.65 - Step 5: Solve for x
x = 3,129,563,208,189.65/1,995,751.67 - Step 6: Final answer
x = 1,568,112.53
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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.