Finding the Fourth Proportional to 2,068,153.16, 3,102,268.62 and 648,177.80
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Solution
The fourth proportional to 2,068,153.16, 3,102,268.62 and 648,177.80 is: 972,278.89
Step by Step Solution
- Step 1: Write the proportion equation
2,068,153.16 : 3,102,268.62 = 648,177.80 : x - Step 2: Convert to fraction form
2,068,153.16/3,102,268.62 = 648,177.80/x - Step 3: Cross multiply
2,068,153.16x = 3,102,268.62 × 648,177.80 - Step 4: Simplify right side
2,068,153.16x = 2,010,821,649,120.64 - Step 5: Solve for x
x = 2,010,821,649,120.64/2,068,153.16 - Step 6: Final answer
x = 972,278.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.