Finding the Fourth Proportional to 1,899,751.74, 2,849,716.17 and 1,057,669.26
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Solution
The fourth proportional to 1,899,751.74, 2,849,716.17 and 1,057,669.26 is: 1,586,553.19
Step by Step Solution
- Step 1: Write the proportion equation
1,899,751.74 : 2,849,716.17 = 1,057,669.26 : x - Step 2: Convert to fraction form
1,899,751.74/2,849,716.17 = 1,057,669.26/x - Step 3: Cross multiply
1,899,751.74x = 2,849,716.17 × 1,057,669.26 - Step 4: Simplify right side
1,899,751.74x = 3,014,057,192,733.93 - Step 5: Solve for x
x = 3,014,057,192,733.93/1,899,751.74 - Step 6: Final answer
x = 1,586,553.19
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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.