Finding the Fourth Proportional to 2,078,375.46, 3,115,231.29 and 1,360,099.14
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Solution
The fourth proportional to 2,078,375.46, 3,115,231.29 and 1,360,099.14 is: 2,038,622.70
Step by Step Solution
- Step 1: Write the proportion equation
2,078,375.46 : 3,115,231.29 = 1,360,099.14 : x - Step 2: Convert to fraction form
2,078,375.46/3,115,231.29 = 1,360,099.14/x - Step 3: Cross multiply
2,078,375.46x = 3,115,231.29 × 1,360,099.14 - Step 4: Simplify right side
2,078,375.46x = 4,237,023,398,430.09 - Step 5: Solve for x
x = 4,237,023,398,430.09/2,078,375.46 - Step 6: Final answer
x = 2,038,622.70
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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.