Finding the Fourth Proportional to 1,768,287.38, 2,440,236.58 and 963,471.38
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Solution
The fourth proportional to 1,768,287.38, 2,440,236.58 and 963,471.38 is: 1,329,590.50
Step by Step Solution
- Step 1: Write the proportion equation
1,768,287.38 : 2,440,236.58 = 963,471.38 : x - Step 2: Convert to fraction form
1,768,287.38/2,440,236.58 = 963,471.38/x - Step 3: Cross multiply
1,768,287.38x = 2,440,236.58 × 963,471.38 - Step 4: Simplify right side
1,768,287.38x = 2,351,098,090,649.22 - Step 5: Solve for x
x = 2,351,098,090,649.22/1,768,287.38 - Step 6: Final answer
x = 1,329,590.50
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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.