Finding the Fourth Proportional to 3,584,345.99, 5,374,311.73 and 1,760,391.23
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Solution
The fourth proportional to 3,584,345.99, 5,374,311.73 and 1,760,391.23 is: 2,639,502.78
Step by Step Solution
- Step 1: Write the proportion equation
3,584,345.99 : 5,374,311.73 = 1,760,391.23 : x - Step 2: Convert to fraction form
3,584,345.99/5,374,311.73 = 1,760,391.23/x - Step 3: Cross multiply
3,584,345.99x = 5,374,311.73 × 1,760,391.23 - Step 4: Simplify right side
3,584,345.99x = 9,460,891,205,505.59 - Step 5: Solve for x
x = 9,460,891,205,505.59/3,584,345.99 - Step 6: Final answer
x = 2,639,502.78
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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.