Finding the Fourth Proportional to 3,821,256.98, 5,732,727.48 and 1,662,620.99
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Solution
The fourth proportional to 3,821,256.98, 5,732,727.48 and 1,662,620.99 is: 2,494,297.84
Step by Step Solution
- Step 1: Write the proportion equation
3,821,256.98 : 5,732,727.48 = 1,662,620.99 : x - Step 2: Convert to fraction form
3,821,256.98/5,732,727.48 = 1,662,620.99/x - Step 3: Cross multiply
3,821,256.98x = 5,732,727.48 × 1,662,620.99 - Step 4: Simplify right side
3,821,256.98x = 9,531,353,009,534.17 - Step 5: Solve for x
x = 9,531,353,009,534.17/3,821,256.98 - Step 6: Final answer
x = 2,494,297.84
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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.