Finding the Fourth Proportional to 3,747,330.84, 5,171,312.28 and 2,028,450.84
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Solution
The fourth proportional to 3,747,330.84, 5,171,312.28 and 2,028,450.84 is: 2,799,259.84
Step by Step Solution
- Step 1: Write the proportion equation
3,747,330.84 : 5,171,312.28 = 2,028,450.84 : x - Step 2: Convert to fraction form
3,747,330.84/5,171,312.28 = 2,028,450.84/x - Step 3: Cross multiply
3,747,330.84x = 5,171,312.28 × 2,028,450.84 - Step 4: Simplify right side
3,747,330.84x = 10,489,752,738,268.32 - Step 5: Solve for x
x = 10,489,752,738,268.32/3,747,330.84 - Step 6: Final answer
x = 2,799,259.84
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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.