Finding the Fourth Proportional to 2,089,758.36, 2,884,181.74 and 1,274,434.98
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Solution
The fourth proportional to 2,089,758.36, 2,884,181.74 and 1,274,434.98 is: 1,758,912.50
Step by Step Solution
- Step 1: Write the proportion equation
2,089,758.36 : 2,884,181.74 = 1,274,434.98 : x - Step 2: Convert to fraction form
2,089,758.36/2,884,181.74 = 1,274,434.98/x - Step 3: Cross multiply
2,089,758.36x = 2,884,181.74 × 1,274,434.98 - Step 4: Simplify right side
2,089,758.36x = 3,675,702,098,133.27 - Step 5: Solve for x
x = 3,675,702,098,133.27/2,089,758.36 - Step 6: Final answer
x = 1,758,912.50
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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.