Finding the Fourth Proportional to 3,455,413.58, 5,183,122.68 and 1,433,114.52
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Solution
The fourth proportional to 3,455,413.58, 5,183,122.68 and 1,433,114.52 is: 2,149,672.74
Step by Step Solution
- Step 1: Write the proportion equation
3,455,413.58 : 5,183,122.68 = 1,433,114.52 : x - Step 2: Convert to fraction form
3,455,413.58/5,183,122.68 = 1,433,114.52/x - Step 3: Cross multiply
3,455,413.58x = 5,183,122.68 × 1,433,114.52 - Step 4: Simplify right side
3,455,413.58x = 7,428,008,371,649.31 - Step 5: Solve for x
x = 7,428,008,371,649.31/3,455,413.58 - Step 6: Final answer
x = 2,149,672.74
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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.