Finding the Fourth Proportional to 1,560,633.24, 2,341,105.62 and 423,413.28
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Solution
The fourth proportional to 1,560,633.24, 2,341,105.62 and 423,413.28 is: 635,162.18
Step by Step Solution
- Step 1: Write the proportion equation
1,560,633.24 : 2,341,105.62 = 423,413.28 : x - Step 2: Convert to fraction form
1,560,633.24/2,341,105.62 = 423,413.28/x - Step 3: Cross multiply
1,560,633.24x = 2,341,105.62 × 423,413.28 - Step 4: Simplify right side
1,560,633.24x = 991,255,209,390.63 - Step 5: Solve for x
x = 991,255,209,390.63/1,560,633.24 - Step 6: Final answer
x = 635,162.18
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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.