Finding the Fourth Proportional to 4,036,929.25, 5,571,096.90 and 2,201,487.99
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Solution
The fourth proportional to 4,036,929.25, 5,571,096.90 and 2,201,487.99 is: 3,038,126.79
Step by Step Solution
- Step 1: Write the proportion equation
4,036,929.25 : 5,571,096.90 = 2,201,487.99 : x - Step 2: Convert to fraction form
4,036,929.25/5,571,096.90 = 2,201,487.99/x - Step 3: Cross multiply
4,036,929.25x = 5,571,096.90 × 2,201,487.99 - Step 4: Simplify right side
4,036,929.25x = 12,264,702,916,476.23 - Step 5: Solve for x
x = 12,264,702,916,476.23/4,036,929.25 - Step 6: Final answer
x = 3,038,126.79
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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.