Finding the Fourth Proportional to 1,430,153.16, 2,145,227.88 and 365,194.68
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Solution
The fourth proportional to 1,430,153.16, 2,145,227.88 and 365,194.68 is: 547,791.55
Step by Step Solution
- Step 1: Write the proportion equation
1,430,153.16 : 2,145,227.88 = 365,194.68 : x - Step 2: Convert to fraction form
1,430,153.16/2,145,227.88 = 365,194.68/x - Step 3: Cross multiply
1,430,153.16x = 2,145,227.88 × 365,194.68 - Step 4: Simplify right side
1,430,153.16x = 783,425,809,163.68 - Step 5: Solve for x
x = 783,425,809,163.68/1,430,153.16 - Step 6: Final answer
x = 547,791.55
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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.