Finding the Fourth Proportional to 1,775,391.94, 2,663,107.35 and 513,230.50
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Solution
The fourth proportional to 1,775,391.94, 2,663,107.35 and 513,230.50 is: 769,851.37
Step by Step Solution
- Step 1: Write the proportion equation
1,775,391.94 : 2,663,107.35 = 513,230.50 : x - Step 2: Convert to fraction form
1,775,391.94/2,663,107.35 = 513,230.50/x - Step 3: Cross multiply
1,775,391.94x = 2,663,107.35 × 513,230.50 - Step 4: Simplify right side
1,775,391.94x = 1,366,787,916,794.18 - Step 5: Solve for x
x = 1,366,787,916,794.18/1,775,391.94 - Step 6: Final answer
x = 769,851.37
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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.