Finding the Fourth Proportional to 1,313,832.16, 1,970,135.87 and 682,576.48
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Solution
The fourth proportional to 1,313,832.16, 1,970,135.87 and 682,576.48 is: 1,023,546.57
Step by Step Solution
- Step 1: Write the proportion equation
1,313,832.16 : 1,970,135.87 = 682,576.48 : x - Step 2: Convert to fraction form
1,313,832.16/1,970,135.87 = 682,576.48/x - Step 3: Cross multiply
1,313,832.16x = 1,970,135.87 × 682,576.48 - Step 4: Simplify right side
1,313,832.16x = 1,344,768,404,047.44 - Step 5: Solve for x
x = 1,344,768,404,047.44/1,313,832.16 - Step 6: Final answer
x = 1,023,546.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.