Finding the Fourth Proportional to 1,834,135.20, 2,751,202.80 and 994,327.20
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Solution
The fourth proportional to 1,834,135.20, 2,751,202.80 and 994,327.20 is: 1,491,490.80
Step by Step Solution
- Step 1: Write the proportion equation
1,834,135.20 : 2,751,202.80 = 994,327.20 : x - Step 2: Convert to fraction form
1,834,135.20/2,751,202.80 = 994,327.20/x - Step 3: Cross multiply
1,834,135.20x = 2,751,202.80 × 994,327.20 - Step 4: Simplify right side
1,834,135.20x = 2,735,595,776,756.16 - Step 5: Solve for x
x = 2,735,595,776,756.16/1,834,135.20 - Step 6: Final answer
x = 1,491,490.80
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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.