Finding the Fourth Proportional to 1,589,542.13, 2,193,625.74 and 910,609.85
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Solution
The fourth proportional to 1,589,542.13, 2,193,625.74 and 910,609.85 is: 1,256,674.59
Step by Step Solution
- Step 1: Write the proportion equation
1,589,542.13 : 2,193,625.74 = 910,609.85 : x - Step 2: Convert to fraction form
1,589,542.13/2,193,625.74 = 910,609.85/x - Step 3: Cross multiply
1,589,542.13x = 2,193,625.74 × 910,609.85 - Step 4: Simplify right side
1,589,542.13x = 1,997,537,206,057.54 - Step 5: Solve for x
x = 1,997,537,206,057.54/1,589,542.13 - Step 6: Final answer
x = 1,256,674.59
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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.