Finding the Fourth Proportional to 1,605,413.46, 2,215,445.22 and 880,267.14
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Solution
The fourth proportional to 1,605,413.46, 2,215,445.22 and 880,267.14 is: 1,214,754.75
Step by Step Solution
- Step 1: Write the proportion equation
1,605,413.46 : 2,215,445.22 = 880,267.14 : x - Step 2: Convert to fraction form
1,605,413.46/2,215,445.22 = 880,267.14/x - Step 3: Cross multiply
1,605,413.46x = 2,215,445.22 × 880,267.14 - Step 4: Simplify right side
1,605,413.46x = 1,950,183,627,636.07 - Step 5: Solve for x
x = 1,950,183,627,636.07/1,605,413.46 - Step 6: Final answer
x = 1,214,754.75
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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.