Finding the Fourth Proportional to 1,679,565.26, 2,317,800.74 and 954,413.70
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Solution
The fourth proportional to 1,679,565.26, 2,317,800.74 and 954,413.70 is: 1,317,091.29
Step by Step Solution
- Step 1: Write the proportion equation
1,679,565.26 : 2,317,800.74 = 954,413.70 : x - Step 2: Convert to fraction form
1,679,565.26/2,317,800.74 = 954,413.70/x - Step 3: Cross multiply
1,679,565.26x = 2,317,800.74 × 954,413.70 - Step 4: Simplify right side
1,679,565.26x = 2,212,140,775,354.07 - Step 5: Solve for x
x = 2,212,140,775,354.07/1,679,565.26 - Step 6: Final answer
x = 1,317,091.29
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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.