Finding the Third Proportional to 677,820.75 and 979,413.75
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Solution
The third proportional to 677,820.75 and 979,413.75 is: 1,415,199.07
Step by Step Solution
- Step 1: Write the proportion equation
677,820.75 : 979,413.75 = 979,413.75 : x - Step 2: Convert to fraction form
677,820.75/979,413.75 = 979,413.75/x - Step 3: Cross multiply
677,820.75x = 979,413.75 × 979,413.75 - Step 4: Simplify right side
677,820.75x = 959,251,293,689.06 - Step 5: Solve for x
x = 959,251,293,689.06/677,820.75 - Step 6: Final answer
x = 1,415,199.07
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.