Finding the Fourth Proportional to 1,224,153.70, 1,836,230.55 and 657,283.30
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Solution
The fourth proportional to 1,224,153.70, 1,836,230.55 and 657,283.30 is: 985,924.95
Step by Step Solution
- Step 1: Write the proportion equation
1,224,153.70 : 1,836,230.55 = 657,283.30 : x - Step 2: Convert to fraction form
1,224,153.70/1,836,230.55 = 657,283.30/x - Step 3: Cross multiply
1,224,153.70x = 1,836,230.55 × 657,283.30 - Step 4: Simplify right side
1,224,153.70x = 1,206,923,675,464.82 - Step 5: Solve for x
x = 1,206,923,675,464.82/1,224,153.70 - Step 6: Final answer
x = 985,924.95
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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.