Finding the Fourth Proportional to 2,921,969.68, 4,383,938.67 and 1,841,227.18
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Solution
The fourth proportional to 2,921,969.68, 4,383,938.67 and 1,841,227.18 is: 2,762,460.91
Step by Step Solution
- Step 1: Write the proportion equation
2,921,969.68 : 4,383,938.67 = 1,841,227.18 : x - Step 2: Convert to fraction form
2,921,969.68/4,383,938.67 = 1,841,227.18/x - Step 3: Cross multiply
2,921,969.68x = 4,383,938.67 × 1,841,227.18 - Step 4: Simplify right side
2,921,969.68x = 8,071,827,023,697.20 - Step 5: Solve for x
x = 8,071,827,023,697.20/2,921,969.68 - Step 6: Final answer
x = 2,762,460.91
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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.