Finding the Fourth Proportional to 4,778,657.80, 6,594,544.86 and 2,632,481.80
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Solution
The fourth proportional to 4,778,657.80, 6,594,544.86 and 2,632,481.80 is: 3,632,823.28
Step by Step Solution
- Step 1: Write the proportion equation
4,778,657.80 : 6,594,544.86 = 2,632,481.80 : x - Step 2: Convert to fraction form
4,778,657.80/6,594,544.86 = 2,632,481.80/x - Step 3: Cross multiply
4,778,657.80x = 6,594,544.86 × 2,632,481.80 - Step 4: Simplify right side
4,778,657.80x = 17,360,019,323,233.55 - Step 5: Solve for x
x = 17,360,019,323,233.55/4,778,657.80 - Step 6: Final answer
x = 3,632,823.28
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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.