Finding the Fourth Proportional to 2,383,421.99, 3,289,242.42 and 1,465,702.12
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Solution
The fourth proportional to 2,383,421.99, 3,289,242.42 and 1,465,702.12 is: 2,022,742.76
Step by Step Solution
- Step 1: Write the proportion equation
2,383,421.99 : 3,289,242.42 = 1,465,702.12 : x - Step 2: Convert to fraction form
2,383,421.99/3,289,242.42 = 1,465,702.12/x - Step 3: Cross multiply
2,383,421.99x = 3,289,242.42 × 1,465,702.12 - Step 4: Simplify right side
2,383,421.99x = 4,821,049,564,413.21 - Step 5: Solve for x
x = 4,821,049,564,413.21/2,383,421.99 - Step 6: Final answer
x = 2,022,742.76
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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.