Finding the Fourth Proportional to 3,539,320.62, 4,884,121.76 and 2,089,483.08
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Solution
The fourth proportional to 3,539,320.62, 4,884,121.76 and 2,089,483.08 is: 2,883,403.59
Step by Step Solution
- Step 1: Write the proportion equation
3,539,320.62 : 4,884,121.76 = 2,089,483.08 : x - Step 2: Convert to fraction form
3,539,320.62/4,884,121.76 = 2,089,483.08/x - Step 3: Cross multiply
3,539,320.62x = 4,884,121.76 × 2,089,483.08 - Step 4: Simplify right side
3,539,320.62x = 10,205,289,778,179.82 - Step 5: Solve for x
x = 10,205,289,778,179.82/3,539,320.62 - Step 6: Final answer
x = 2,883,403.59
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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.