Finding the Fourth Proportional to 3,817,914.03, 5,267,230.55 and 2,185,448.99
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Solution
The fourth proportional to 3,817,914.03, 5,267,230.55 and 2,185,448.99 is: 3,015,066.23
Step by Step Solution
- Step 1: Write the proportion equation
3,817,914.03 : 5,267,230.55 = 2,185,448.99 : x - Step 2: Convert to fraction form
3,817,914.03/5,267,230.55 = 2,185,448.99/x - Step 3: Cross multiply
3,817,914.03x = 5,267,230.55 × 2,185,448.99 - Step 4: Simplify right side
3,817,914.03x = 11,511,263,656,526.68 - Step 5: Solve for x
x = 11,511,263,656,526.68/3,817,914.03 - Step 6: Final answer
x = 3,015,066.23
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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.